Home / 102,244.52-141,064.62-61,945.40

Finding the Fourth Proportional to 102,244.52, 141,064.62 and 61,945.40

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Solution

The fourth proportional to 102,244.52, 141,064.62 and 61,945.40 is: 85,464.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,244.52 : 141,064.62 = 61,945.40 : x
  2. Step 2: Convert to fraction form
    102,244.52/141,064.62 = 61,945.40/x
  3. Step 3: Cross multiply
    102,244.52x = 141,064.62 × 61,945.40
  4. Step 4: Simplify right side
    102,244.52x = 8,738,304,311.75
  5. Step 5: Solve for x
    x = 8,738,304,311.75/102,244.52
  6. Step 6: Final answer
    x = 85,464.77

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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.