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Finding the Fourth Proportional to 62,662.42, 86,472.96 and 35,438.14

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Solution

The fourth proportional to 62,662.42, 86,472.96 and 35,438.14 is: 48,903.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,662.42 : 86,472.96 = 35,438.14 : x
  2. Step 2: Convert to fraction form
    62,662.42/86,472.96 = 35,438.14/x
  3. Step 3: Cross multiply
    62,662.42x = 86,472.96 × 35,438.14
  4. Step 4: Simplify right side
    62,662.42x = 3,064,440,862.69
  5. Step 5: Solve for x
    x = 3,064,440,862.69/62,662.42
  6. Step 6: Final answer
    x = 48,903.97

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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.