Home / 83,498.14-115,225.05-47,687.41

Finding the Fourth Proportional to 83,498.14, 115,225.05 and 47,687.41

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Solution

The fourth proportional to 83,498.14, 115,225.05 and 47,687.41 is: 65,807.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,498.14 : 115,225.05 = 47,687.41 : x
  2. Step 2: Convert to fraction form
    83,498.14/115,225.05 = 47,687.41/x
  3. Step 3: Cross multiply
    83,498.14x = 115,225.05 × 47,687.41
  4. Step 4: Simplify right side
    83,498.14x = 5,494,784,201.62
  5. Step 5: Solve for x
    x = 5,494,784,201.62/83,498.14
  6. Step 6: Final answer
    x = 65,807.26

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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.