Home / 102,197.27-141,047.15-61,364.16

Finding the Fourth Proportional to 102,197.27, 141,047.15 and 61,364.16

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Solution

The fourth proportional to 102,197.27, 141,047.15 and 61,364.16 is: 84,691.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,197.27 : 141,047.15 = 61,364.16 : x
  2. Step 2: Convert to fraction form
    102,197.27/141,047.15 = 61,364.16/x
  3. Step 3: Cross multiply
    102,197.27x = 141,047.15 × 61,364.16
  4. Step 4: Simplify right side
    102,197.27x = 8,655,239,573.32
  5. Step 5: Solve for x
    x = 8,655,239,573.32/102,197.27
  6. Step 6: Final answer
    x = 84,691.49

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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.