Home / 181,567.40-272,642.70-137,244.20

Finding the Fourth Proportional to 181,567.40, 272,642.70 and 137,244.20

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Solution

The fourth proportional to 181,567.40, 272,642.70 and 137,244.20 is: 206,086.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,567.40 : 272,642.70 = 137,244.20 : x
  2. Step 2: Convert to fraction form
    181,567.40/272,642.70 = 137,244.20/x
  3. Step 3: Cross multiply
    181,567.40x = 272,642.70 × 137,244.20
  4. Step 4: Simplify right side
    181,567.40x = 37,418,629,247.34
  5. Step 5: Solve for x
    x = 37,418,629,247.34/181,567.40
  6. Step 6: Final answer
    x = 206,086.72

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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.