Home / 83,253.83-124,880.45-29,945.72

Finding the Fourth Proportional to 83,253.83, 124,880.45 and 29,945.72

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Solution

The fourth proportional to 83,253.83, 124,880.45 and 29,945.72 is: 44,918.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,253.83 : 124,880.45 = 29,945.72 : x
  2. Step 2: Convert to fraction form
    83,253.83/124,880.45 = 29,945.72/x
  3. Step 3: Cross multiply
    83,253.83x = 124,880.45 × 29,945.72
  4. Step 4: Simplify right side
    83,253.83x = 3,739,634,215.04
  5. Step 5: Solve for x
    x = 3,739,634,215.04/83,253.83
  6. Step 6: Final answer
    x = 44,918.47

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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.