Home / 52,564.56-78,868.64-31,545.04

Finding the Fourth Proportional to 52,564.56, 78,868.64 and 31,545.04

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Solution

The fourth proportional to 52,564.56, 78,868.64 and 31,545.04 is: 47,330.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,564.56 : 78,868.64 = 31,545.04 : x
  2. Step 2: Convert to fraction form
    52,564.56/78,868.64 = 31,545.04/x
  3. Step 3: Cross multiply
    52,564.56x = 78,868.64 × 31,545.04
  4. Step 4: Simplify right side
    52,564.56x = 2,487,914,403.55
  5. Step 5: Solve for x
    x = 2,487,914,403.55/52,564.56
  6. Step 6: Final answer
    x = 47,330.64

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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.