Home / 148,515.65-222,718.80-48,679.10

Finding the Fourth Proportional to 148,515.65, 222,718.80 and 48,679.10

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Solution

The fourth proportional to 148,515.65, 222,718.80 and 48,679.10 is: 73,000.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,515.65 : 222,718.80 = 48,679.10 : x
  2. Step 2: Convert to fraction form
    148,515.65/222,718.80 = 48,679.10/x
  3. Step 3: Cross multiply
    148,515.65x = 222,718.80 × 48,679.10
  4. Step 4: Simplify right side
    148,515.65x = 10,841,750,737.08
  5. Step 5: Solve for x
    x = 10,841,750,737.08/148,515.65
  6. Step 6: Final answer
    x = 73,000.73

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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.