Home / 112,338,004.80-168,255,064.80-92,182,612.80

Finding the Fourth Proportional to 112,338,004.80, 168,255,064.80 and 92,182,612.80

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Solution

The fourth proportional to 112,338,004.80, 168,255,064.80 and 92,182,612.80 is: 138,067,179.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,338,004.80 : 168,255,064.80 = 92,182,612.80 : x
  2. Step 2: Convert to fraction form
    112,338,004.80/168,255,064.80 = 92,182,612.80/x
  3. Step 3: Cross multiply
    112,338,004.80x = 168,255,064.80 × 92,182,612.80
  4. Step 4: Simplify right side
    112,338,004.80x = 15,510,191,490,097,310
  5. Step 5: Solve for x
    x = 15,510,191,490,097,310/112,338,004.80
  6. Step 6: Final answer
    x = 138,067,179.65

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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.