Home / 58,127.27-86,991.83-40,377.95

Finding the Fourth Proportional to 58,127.27, 86,991.83 and 40,377.95

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Solution

The fourth proportional to 58,127.27, 86,991.83 and 40,377.95 is: 60,428.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,127.27 : 86,991.83 = 40,377.95 : x
  2. Step 2: Convert to fraction form
    58,127.27/86,991.83 = 40,377.95/x
  3. Step 3: Cross multiply
    58,127.27x = 86,991.83 × 40,377.95
  4. Step 4: Simplify right side
    58,127.27x = 3,512,551,125.30
  5. Step 5: Solve for x
    x = 3,512,551,125.30/58,127.27
  6. Step 6: Final answer
    x = 60,428.63

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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.