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Finding the Fourth Proportional to 94,133.80, 141,200.70 and 56,736.10

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Solution

The fourth proportional to 94,133.80, 141,200.70 and 56,736.10 is: 85,104.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,133.80 : 141,200.70 = 56,736.10 : x
  2. Step 2: Convert to fraction form
    94,133.80/141,200.70 = 56,736.10/x
  3. Step 3: Cross multiply
    94,133.80x = 141,200.70 × 56,736.10
  4. Step 4: Simplify right side
    94,133.80x = 8,011,177,035.27
  5. Step 5: Solve for x
    x = 8,011,177,035.27/94,133.80
  6. Step 6: Final answer
    x = 85,104.15

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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.