Home / 93,985.68-129,688.26-53,702.04

Finding the Fourth Proportional to 93,985.68, 129,688.26 and 53,702.04

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Solution

The fourth proportional to 93,985.68, 129,688.26 and 53,702.04 is: 74,101.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,985.68 : 129,688.26 = 53,702.04 : x
  2. Step 2: Convert to fraction form
    93,985.68/129,688.26 = 53,702.04/x
  3. Step 3: Cross multiply
    93,985.68x = 129,688.26 × 53,702.04
  4. Step 4: Simplify right side
    93,985.68x = 6,964,524,126.05
  5. Step 5: Solve for x
    x = 6,964,524,126.05/93,985.68
  6. Step 6: Final answer
    x = 74,101.97

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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.