Home / 112,514,825.60-168,324,340.80-97,535,139.20

Finding the Fourth Proportional to 112,514,825.60, 168,324,340.80 and 97,535,139.20

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Solution

The fourth proportional to 112,514,825.60, 168,324,340.80 and 97,535,139.20 is: 145,914,442.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,514,825.60 : 168,324,340.80 = 97,535,139.20 : x
  2. Step 2: Convert to fraction form
    112,514,825.60/168,324,340.80 = 97,535,139.20/x
  3. Step 3: Cross multiply
    112,514,825.60x = 168,324,340.80 × 97,535,139.20
  4. Step 4: Simplify right side
    112,514,825.60x = 16,417,538,010,676,242
  5. Step 5: Solve for x
    x = 16,417,538,010,676,242/112,514,825.60
  6. Step 6: Final answer
    x = 145,914,442.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.