Home / 148,705.81-222,876-58,658.13

Finding the Fourth Proportional to 148,705.81, 222,876 and 58,658.13

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Solution

The fourth proportional to 148,705.81, 222,876 and 58,658.13 is: 87,915.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,705.81 : 222,876 = 58,658.13 : x
  2. Step 2: Convert to fraction form
    148,705.81/222,876 = 58,658.13/x
  3. Step 3: Cross multiply
    148,705.81x = 222,876 × 58,658.13
  4. Step 4: Simplify right side
    148,705.81x = 13,073,489,381.88
  5. Step 5: Solve for x
    x = 13,073,489,381.88/148,705.81
  6. Step 6: Final answer
    x = 87,915.12

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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.