Home / 71,084.27-106,585.69-57,070.15

Finding the Fourth Proportional to 71,084.27, 106,585.69 and 57,070.15

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Solution

The fourth proportional to 71,084.27, 106,585.69 and 57,070.15 is: 85,572.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,084.27 : 106,585.69 = 57,070.15 : x
  2. Step 2: Convert to fraction form
    71,084.27/106,585.69 = 57,070.15/x
  3. Step 3: Cross multiply
    71,084.27x = 106,585.69 × 57,070.15
  4. Step 4: Simplify right side
    71,084.27x = 6,082,861,316.15
  5. Step 5: Solve for x
    x = 6,082,861,316.15/71,084.27
  6. Step 6: Final answer
    x = 85,572.54

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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.