Home / 144,633.10-216,929.65-44,861.90

Finding the Fourth Proportional to 144,633.10, 216,929.65 and 44,861.90

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Solution

The fourth proportional to 144,633.10, 216,929.65 and 44,861.90 is: 67,286.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,633.10 : 216,929.65 = 44,861.90 : x
  2. Step 2: Convert to fraction form
    144,633.10/216,929.65 = 44,861.90/x
  3. Step 3: Cross multiply
    144,633.10x = 216,929.65 × 44,861.90
  4. Step 4: Simplify right side
    144,633.10x = 9,731,876,265.34
  5. Step 5: Solve for x
    x = 9,731,876,265.34/144,633.10
  6. Step 6: Final answer
    x = 67,286.65

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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.