Home / 181,477.28-272,215.92-56,828

Finding the Fourth Proportional to 181,477.28, 272,215.92 and 56,828

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Solution

The fourth proportional to 181,477.28, 272,215.92 and 56,828 is: 85,242.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,477.28 : 272,215.92 = 56,828 : x
  2. Step 2: Convert to fraction form
    181,477.28/272,215.92 = 56,828/x
  3. Step 3: Cross multiply
    181,477.28x = 272,215.92 × 56,828
  4. Step 4: Simplify right side
    181,477.28x = 15,469,486,301.76
  5. Step 5: Solve for x
    x = 15,469,486,301.76/181,477.28
  6. Step 6: Final answer
    x = 85,242.00

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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.