Home / 82,818.06-124,161.27-36,038.13

Finding the Fourth Proportional to 82,818.06, 124,161.27 and 36,038.13

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Solution

The fourth proportional to 82,818.06, 124,161.27 and 36,038.13 is: 54,028.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,818.06 : 124,161.27 = 36,038.13 : x
  2. Step 2: Convert to fraction form
    82,818.06/124,161.27 = 36,038.13/x
  3. Step 3: Cross multiply
    82,818.06x = 124,161.27 × 36,038.13
  4. Step 4: Simplify right side
    82,818.06x = 4,474,539,989.23
  5. Step 5: Solve for x
    x = 4,474,539,989.23/82,818.06
  6. Step 6: Final answer
    x = 54,028.55

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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.