Home / 94,094.57-129,850.69-55,861.78

Finding the Fourth Proportional to 94,094.57, 129,850.69 and 55,861.78

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Solution

The fourth proportional to 94,094.57, 129,850.69 and 55,861.78 is: 77,089.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,094.57 : 129,850.69 = 55,861.78 : x
  2. Step 2: Convert to fraction form
    94,094.57/129,850.69 = 55,861.78/x
  3. Step 3: Cross multiply
    94,094.57x = 129,850.69 × 55,861.78
  4. Step 4: Simplify right side
    94,094.57x = 7,253,690,677.63
  5. Step 5: Solve for x
    x = 7,253,690,677.63/94,094.57
  6. Step 6: Final answer
    x = 77,089.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.