Home / 63,732.60-87,939.45-36,137.34

Finding the Fourth Proportional to 63,732.60, 87,939.45 and 36,137.34

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Solution

The fourth proportional to 63,732.60, 87,939.45 and 36,137.34 is: 49,862.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,732.60 : 87,939.45 = 36,137.34 : x
  2. Step 2: Convert to fraction form
    63,732.60/87,939.45 = 36,137.34/x
  3. Step 3: Cross multiply
    63,732.60x = 87,939.45 × 36,137.34
  4. Step 4: Simplify right side
    63,732.60x = 3,177,897,804.06
  5. Step 5: Solve for x
    x = 3,177,897,804.06/63,732.60
  6. Step 6: Final answer
    x = 49,862.99

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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.