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Finding the Fourth Proportional to 62,390.85, 86,099.42 and 34,096.54

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Solution

The fourth proportional to 62,390.85, 86,099.42 and 34,096.54 is: 47,053.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,390.85 : 86,099.42 = 34,096.54 : x
  2. Step 2: Convert to fraction form
    62,390.85/86,099.42 = 34,096.54/x
  3. Step 3: Cross multiply
    62,390.85x = 86,099.42 × 34,096.54
  4. Step 4: Simplify right side
    62,390.85x = 2,935,692,318.01
  5. Step 5: Solve for x
    x = 2,935,692,318.01/62,390.85
  6. Step 6: Final answer
    x = 47,053.25

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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.