Home / 227,711.76-341,391.65-85,554.02

Finding the Fourth Proportional to 227,711.76, 341,391.65 and 85,554.02

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Solution

The fourth proportional to 227,711.76, 341,391.65 and 85,554.02 is: 128,264.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,711.76 : 341,391.65 = 85,554.02 : x
  2. Step 2: Convert to fraction form
    227,711.76/341,391.65 = 85,554.02/x
  3. Step 3: Cross multiply
    227,711.76x = 341,391.65 × 85,554.02
  4. Step 4: Simplify right side
    227,711.76x = 29,207,428,051.93
  5. Step 5: Solve for x
    x = 29,207,428,051.93/227,711.76
  6. Step 6: Final answer
    x = 128,264.91

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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.