Home / 124,877.40-187,316.10-121,924.95

Finding the Fourth Proportional to 124,877.40, 187,316.10 and 121,924.95

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Solution

The fourth proportional to 124,877.40, 187,316.10 and 121,924.95 is: 182,887.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,877.40 : 187,316.10 = 121,924.95 : x
  2. Step 2: Convert to fraction form
    124,877.40/187,316.10 = 121,924.95/x
  3. Step 3: Cross multiply
    124,877.40x = 187,316.10 × 121,924.95
  4. Step 4: Simplify right side
    124,877.40x = 22,838,506,126.70
  5. Step 5: Solve for x
    x = 22,838,506,126.70/124,877.40
  6. Step 6: Final answer
    x = 182,887.43

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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.