Home / 62,220.20-93,560.70-52,082.60

Finding the Fourth Proportional to 62,220.20, 93,560.70 and 52,082.60

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Solution

The fourth proportional to 62,220.20, 93,560.70 and 52,082.60 is: 78,316.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,220.20 : 93,560.70 = 52,082.60 : x
  2. Step 2: Convert to fraction form
    62,220.20/93,560.70 = 52,082.60/x
  3. Step 3: Cross multiply
    62,220.20x = 93,560.70 × 52,082.60
  4. Step 4: Simplify right side
    62,220.20x = 4,872,884,513.82
  5. Step 5: Solve for x
    x = 4,872,884,513.82/62,220.20
  6. Step 6: Final answer
    x = 78,316.76

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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.