Home / 83,665.83-125,498.79-52,522.95

Finding the Fourth Proportional to 83,665.83, 125,498.79 and 52,522.95

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Solution

The fourth proportional to 83,665.83, 125,498.79 and 52,522.95 is: 78,784.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,665.83 : 125,498.79 = 52,522.95 : x
  2. Step 2: Convert to fraction form
    83,665.83/125,498.79 = 52,522.95/x
  3. Step 3: Cross multiply
    83,665.83x = 125,498.79 × 52,522.95
  4. Step 4: Simplify right side
    83,665.83x = 6,591,565,939.00
  5. Step 5: Solve for x
    x = 6,591,565,939.00/83,665.83
  6. Step 6: Final answer
    x = 78,784.45

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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.