Home / 252,631.55-348,632.16-137,910.27

Finding the Fourth Proportional to 252,631.55, 348,632.16 and 137,910.27

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Solution

The fourth proportional to 252,631.55, 348,632.16 and 137,910.27 is: 190,316.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,631.55 : 348,632.16 = 137,910.27 : x
  2. Step 2: Convert to fraction form
    252,631.55/348,632.16 = 137,910.27/x
  3. Step 3: Cross multiply
    252,631.55x = 348,632.16 × 137,910.27
  4. Step 4: Simplify right side
    252,631.55x = 48,079,953,594.04
  5. Step 5: Solve for x
    x = 48,079,953,594.04/252,631.55
  6. Step 6: Final answer
    x = 190,316.51

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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.