Home / 51,885.87-77,755.80-29,665.95

Finding the Fourth Proportional to 51,885.87, 77,755.80 and 29,665.95

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Solution

The fourth proportional to 51,885.87, 77,755.80 and 29,665.95 is: 44,457.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,885.87 : 77,755.80 = 29,665.95 : x
  2. Step 2: Convert to fraction form
    51,885.87/77,755.80 = 29,665.95/x
  3. Step 3: Cross multiply
    51,885.87x = 77,755.80 × 29,665.95
  4. Step 4: Simplify right side
    51,885.87x = 2,306,699,675.01
  5. Step 5: Solve for x
    x = 2,306,699,675.01/51,885.87
  6. Step 6: Final answer
    x = 44,457.18

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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.