Home / 181,824.30-272,866.05-102,854.70

Finding the Fourth Proportional to 181,824.30, 272,866.05 and 102,854.70

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Solution

The fourth proportional to 181,824.30, 272,866.05 and 102,854.70 is: 154,355.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,824.30 : 272,866.05 = 102,854.70 : x
  2. Step 2: Convert to fraction form
    181,824.30/272,866.05 = 102,854.70/x
  3. Step 3: Cross multiply
    181,824.30x = 272,866.05 × 102,854.70
  4. Step 4: Simplify right side
    181,824.30x = 28,065,555,712.94
  5. Step 5: Solve for x
    x = 28,065,555,712.94/181,824.30
  6. Step 6: Final answer
    x = 154,355.36

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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.