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Finding the Fourth Proportional to 109,344.66, 150,893.46 and 61,597.05

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Solution

The fourth proportional to 109,344.66, 150,893.46 and 61,597.05 is: 85,002.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,344.66 : 150,893.46 = 61,597.05 : x
  2. Step 2: Convert to fraction form
    109,344.66/150,893.46 = 61,597.05/x
  3. Step 3: Cross multiply
    109,344.66x = 150,893.46 × 61,597.05
  4. Step 4: Simplify right side
    109,344.66x = 9,294,592,000.29
  5. Step 5: Solve for x
    x = 9,294,592,000.29/109,344.66
  6. Step 6: Final answer
    x = 85,002.71

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1.5x scale

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.