Home / 112,710.31-168,954.29-62,813.90

Finding the Fourth Proportional to 112,710.31, 168,954.29 and 62,813.90

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Solution

The fourth proportional to 112,710.31, 168,954.29 and 62,813.90 is: 94,158.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,710.31 : 168,954.29 = 62,813.90 : x
  2. Step 2: Convert to fraction form
    112,710.31/168,954.29 = 62,813.90/x
  3. Step 3: Cross multiply
    112,710.31x = 168,954.29 × 62,813.90
  4. Step 4: Simplify right side
    112,710.31x = 10,612,678,220.50
  5. Step 5: Solve for x
    x = 10,612,678,220.50/112,710.31
  6. Step 6: Final answer
    x = 94,158.90

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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.