Home / 148,434.08-222,354.80-89,237.92

Finding the Fourth Proportional to 148,434.08, 222,354.80 and 89,237.92

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Solution

The fourth proportional to 148,434.08, 222,354.80 and 89,237.92 is: 133,678.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,434.08 : 222,354.80 = 89,237.92 : x
  2. Step 2: Convert to fraction form
    148,434.08/222,354.80 = 89,237.92/x
  3. Step 3: Cross multiply
    148,434.08x = 222,354.80 × 89,237.92
  4. Step 4: Simplify right side
    148,434.08x = 19,842,479,854.02
  5. Step 5: Solve for x
    x = 19,842,479,854.02/148,434.08
  6. Step 6: Final answer
    x = 133,678.73

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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.