Home / 372,585.96-558,541.89-135,873.18

Finding the Fourth Proportional to 372,585.96, 558,541.89 and 135,873.18

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Solution

The fourth proportional to 372,585.96, 558,541.89 and 135,873.18 is: 203,686.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,585.96 : 558,541.89 = 135,873.18 : x
  2. Step 2: Convert to fraction form
    372,585.96/558,541.89 = 135,873.18/x
  3. Step 3: Cross multiply
    372,585.96x = 558,541.89 × 135,873.18
  4. Step 4: Simplify right side
    372,585.96x = 75,890,862,757.51
  5. Step 5: Solve for x
    x = 75,890,862,757.51/372,585.96
  6. Step 6: Final answer
    x = 203,686.86

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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.