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Finding the Fourth Proportional to 63,127.70, 94,817.70 and 39,477.32

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Solution

The fourth proportional to 63,127.70, 94,817.70 and 39,477.32 is: 59,294.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,127.70 : 94,817.70 = 39,477.32 : x
  2. Step 2: Convert to fraction form
    63,127.70/94,817.70 = 39,477.32/x
  3. Step 3: Cross multiply
    63,127.70x = 94,817.70 × 39,477.32
  4. Step 4: Simplify right side
    63,127.70x = 3,743,148,684.56
  5. Step 5: Solve for x
    x = 3,743,148,684.56/63,127.70
  6. Step 6: Final answer
    x = 59,294.87

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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.