Home / 85,921.36-118,516.92-62,083.04

Finding the Fourth Proportional to 85,921.36, 118,516.92 and 62,083.04

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Solution

The fourth proportional to 85,921.36, 118,516.92 and 62,083.04 is: 85,635.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,921.36 : 118,516.92 = 62,083.04 : x
  2. Step 2: Convert to fraction form
    85,921.36/118,516.92 = 62,083.04/x
  3. Step 3: Cross multiply
    85,921.36x = 118,516.92 × 62,083.04
  4. Step 4: Simplify right side
    85,921.36x = 7,357,890,685.04
  5. Step 5: Solve for x
    x = 7,357,890,685.04/85,921.36
  6. Step 6: Final answer
    x = 85,635.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.