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Finding the Fourth Proportional to 63,079.50, 94,512.13 and 38,066.99

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Solution

The fourth proportional to 63,079.50, 94,512.13 and 38,066.99 is: 57,035.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,079.50 : 94,512.13 = 38,066.99 : x
  2. Step 2: Convert to fraction form
    63,079.50/94,512.13 = 38,066.99/x
  3. Step 3: Cross multiply
    63,079.50x = 94,512.13 × 38,066.99
  4. Step 4: Simplify right side
    63,079.50x = 3,597,791,835.03
  5. Step 5: Solve for x
    x = 3,597,791,835.03/63,079.50
  6. Step 6: Final answer
    x = 57,035.84

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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.