Home / 102,348.98-141,251.99-57,034.34

Finding the Fourth Proportional to 102,348.98, 141,251.99 and 57,034.34

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Solution

The fourth proportional to 102,348.98, 141,251.99 and 57,034.34 is: 78,713.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,348.98 : 141,251.99 = 57,034.34 : x
  2. Step 2: Convert to fraction form
    102,348.98/141,251.99 = 57,034.34/x
  3. Step 3: Cross multiply
    102,348.98x = 141,251.99 × 57,034.34
  4. Step 4: Simplify right side
    102,348.98x = 8,056,213,031.90
  5. Step 5: Solve for x
    x = 8,056,213,031.90/102,348.98
  6. Step 6: Final answer
    x = 78,713.18

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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.