Home / 51,085.98-70,488.09-29,861.14

Finding the Fourth Proportional to 51,085.98, 70,488.09 and 29,861.14

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Solution

The fourth proportional to 51,085.98, 70,488.09 and 29,861.14 is: 41,202.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,085.98 : 70,488.09 = 29,861.14 : x
  2. Step 2: Convert to fraction form
    51,085.98/70,488.09 = 29,861.14/x
  3. Step 3: Cross multiply
    51,085.98x = 70,488.09 × 29,861.14
  4. Step 4: Simplify right side
    51,085.98x = 2,104,854,723.82
  5. Step 5: Solve for x
    x = 2,104,854,723.82/51,085.98
  6. Step 6: Final answer
    x = 41,202.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.