Home / 82,818.36-124,209.27-26,647.74

Finding the Fourth Proportional to 82,818.36, 124,209.27 and 26,647.74

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Solution

The fourth proportional to 82,818.36, 124,209.27 and 26,647.74 is: 39,965.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,818.36 : 124,209.27 = 26,647.74 : x
  2. Step 2: Convert to fraction form
    82,818.36/124,209.27 = 26,647.74/x
  3. Step 3: Cross multiply
    82,818.36x = 124,209.27 × 26,647.74
  4. Step 4: Simplify right side
    82,818.36x = 3,309,896,332.55
  5. Step 5: Solve for x
    x = 3,309,896,332.55/82,818.36
  6. Step 6: Final answer
    x = 39,965.73

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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.