Home / 55,126.95-82,732.03-40,374.11

Finding the Fourth Proportional to 55,126.95, 82,732.03 and 40,374.11

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Solution

The fourth proportional to 55,126.95, 82,732.03 and 40,374.11 is: 60,591.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,126.95 : 82,732.03 = 40,374.11 : x
  2. Step 2: Convert to fraction form
    55,126.95/82,732.03 = 40,374.11/x
  3. Step 3: Cross multiply
    55,126.95x = 82,732.03 × 40,374.11
  4. Step 4: Simplify right side
    55,126.95x = 3,340,232,185.64
  5. Step 5: Solve for x
    x = 3,340,232,185.64/55,126.95
  6. Step 6: Final answer
    x = 60,591.64

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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.