Home / 83,664.59-125,516.61-27,504.86

Finding the Fourth Proportional to 83,664.59, 125,516.61 and 27,504.86

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Solution

The fourth proportional to 83,664.59, 125,516.61 and 27,504.86 is: 41,263.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,664.59 : 125,516.61 = 27,504.86 : x
  2. Step 2: Convert to fraction form
    83,664.59/125,516.61 = 27,504.86/x
  3. Step 3: Cross multiply
    83,664.59x = 125,516.61 × 27,504.86
  4. Step 4: Simplify right side
    83,664.59x = 3,452,316,158.14
  5. Step 5: Solve for x
    x = 3,452,316,158.14/83,664.59
  6. Step 6: Final answer
    x = 41,263.77

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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.