Home / 49,312.91-73,988-29,605.20

Finding the Fourth Proportional to 49,312.91, 73,988 and 29,605.20

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Solution

The fourth proportional to 49,312.91, 73,988 and 29,605.20 is: 44,418.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,312.91 : 73,988 = 29,605.20 : x
  2. Step 2: Convert to fraction form
    49,312.91/73,988 = 29,605.20/x
  3. Step 3: Cross multiply
    49,312.91x = 73,988 × 29,605.20
  4. Step 4: Simplify right side
    49,312.91x = 2,190,429,537.60
  5. Step 5: Solve for x
    x = 2,190,429,537.60/49,312.91
  6. Step 6: Final answer
    x = 44,418.99

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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.