Home / 165,045.38-227,768.02-93,423.86

Finding the Fourth Proportional to 165,045.38, 227,768.02 and 93,423.86

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Solution

The fourth proportional to 165,045.38, 227,768.02 and 93,423.86 is: 128,927.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,045.38 : 227,768.02 = 93,423.86 : x
  2. Step 2: Convert to fraction form
    165,045.38/227,768.02 = 93,423.86/x
  3. Step 3: Cross multiply
    165,045.38x = 227,768.02 × 93,423.86
  4. Step 4: Simplify right side
    165,045.38x = 21,278,967,612.96
  5. Step 5: Solve for x
    x = 21,278,967,612.96/165,045.38
  6. Step 6: Final answer
    x = 128,927.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.