Home / 148,390.65-222,617.12-48,543.12

Finding the Fourth Proportional to 148,390.65, 222,617.12 and 48,543.12

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Solution

The fourth proportional to 148,390.65, 222,617.12 and 48,543.12 is: 72,824.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,390.65 : 222,617.12 = 48,543.12 : x
  2. Step 2: Convert to fraction form
    148,390.65/222,617.12 = 48,543.12/x
  3. Step 3: Cross multiply
    148,390.65x = 222,617.12 × 48,543.12
  4. Step 4: Simplify right side
    148,390.65x = 10,806,529,327.50
  5. Step 5: Solve for x
    x = 10,806,529,327.50/148,390.65
  6. Step 6: Final answer
    x = 72,824.87

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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.