Home / 227,042.38-313,318.85-125,068.15

Finding the Fourth Proportional to 227,042.38, 313,318.85 and 125,068.15

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Solution

The fourth proportional to 227,042.38, 313,318.85 and 125,068.15 is: 172,594.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,042.38 : 313,318.85 = 125,068.15 : x
  2. Step 2: Convert to fraction form
    227,042.38/313,318.85 = 125,068.15/x
  3. Step 3: Cross multiply
    227,042.38x = 313,318.85 × 125,068.15
  4. Step 4: Simplify right side
    227,042.38x = 39,186,208,871.81
  5. Step 5: Solve for x
    x = 39,186,208,871.81/227,042.38
  6. Step 6: Final answer
    x = 172,594.25

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1.5x scale

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.