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Finding the Fourth Proportional to 62,484, 86,229 and 34,190.16

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Solution

The fourth proportional to 62,484, 86,229 and 34,190.16 is: 47,183.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,484 : 86,229 = 34,190.16 : x
  2. Step 2: Convert to fraction form
    62,484/86,229 = 34,190.16/x
  3. Step 3: Cross multiply
    62,484x = 86,229 × 34,190.16
  4. Step 4: Simplify right side
    62,484x = 2,948,183,306.64
  5. Step 5: Solve for x
    x = 2,948,183,306.64/62,484
  6. Step 6: Final answer
    x = 47,183.01

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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.