Home / 137,127.60-205,722.36-48,382.02

Finding the Fourth Proportional to 137,127.60, 205,722.36 and 48,382.02

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Solution

The fourth proportional to 137,127.60, 205,722.36 and 48,382.02 is: 72,583.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,127.60 : 205,722.36 = 48,382.02 : x
  2. Step 2: Convert to fraction form
    137,127.60/205,722.36 = 48,382.02/x
  3. Step 3: Cross multiply
    137,127.60x = 205,722.36 × 48,382.02
  4. Step 4: Simplify right side
    137,127.60x = 9,953,263,335.97
  5. Step 5: Solve for x
    x = 9,953,263,335.97/137,127.60
  6. Step 6: Final answer
    x = 72,583.95

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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.