Home / 252,119.13-347,924.46-137,397.81

Finding the Fourth Proportional to 252,119.13, 347,924.46 and 137,397.81

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Solution

The fourth proportional to 252,119.13, 347,924.46 and 137,397.81 is: 189,609.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,119.13 : 347,924.46 = 137,397.81 : x
  2. Step 2: Convert to fraction form
    252,119.13/347,924.46 = 137,397.81/x
  3. Step 3: Cross multiply
    252,119.13x = 347,924.46 × 137,397.81
  4. Step 4: Simplify right side
    252,119.13x = 47,804,058,849.43
  5. Step 5: Solve for x
    x = 47,804,058,849.43/252,119.13
  6. Step 6: Final answer
    x = 189,609.01

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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.