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Finding the Fourth Proportional to 66,737.12, 100,114.42 and 24,646.74

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Solution

The fourth proportional to 66,737.12, 100,114.42 and 24,646.74 is: 36,973.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,737.12 : 100,114.42 = 24,646.74 : x
  2. Step 2: Convert to fraction form
    66,737.12/100,114.42 = 24,646.74/x
  3. Step 3: Cross multiply
    66,737.12x = 100,114.42 × 24,646.74
  4. Step 4: Simplify right side
    66,737.12x = 2,467,494,079.99
  5. Step 5: Solve for x
    x = 2,467,494,079.99/66,737.12
  6. Step 6: Final answer
    x = 36,973.34

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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.