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Finding the Fourth Proportional to 125,335.26, 187,959.03 and 75,424.26

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Solution

The fourth proportional to 125,335.26, 187,959.03 and 75,424.26 is: 113,110.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,335.26 : 187,959.03 = 75,424.26 : x
  2. Step 2: Convert to fraction form
    125,335.26/187,959.03 = 75,424.26/x
  3. Step 3: Cross multiply
    125,335.26x = 187,959.03 × 75,424.26
  4. Step 4: Simplify right side
    125,335.26x = 14,176,670,748.07
  5. Step 5: Solve for x
    x = 14,176,670,748.07/125,335.26
  6. Step 6: Final answer
    x = 113,110.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.