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Finding the Fourth Proportional to 62,671.42, 94,020.99 and 31,098.70

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Solution

The fourth proportional to 62,671.42, 94,020.99 and 31,098.70 is: 46,654.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,671.42 : 94,020.99 = 31,098.70 : x
  2. Step 2: Convert to fraction form
    62,671.42/94,020.99 = 31,098.70/x
  3. Step 3: Cross multiply
    62,671.42x = 94,020.99 × 31,098.70
  4. Step 4: Simplify right side
    62,671.42x = 2,923,930,561.71
  5. Step 5: Solve for x
    x = 2,923,930,561.71/62,671.42
  6. Step 6: Final answer
    x = 46,654.93

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1.5x scale

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.