Home / 66,123.74-91,250.48-35,908.85

Finding the Fourth Proportional to 66,123.74, 91,250.48 and 35,908.85

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Solution

The fourth proportional to 66,123.74, 91,250.48 and 35,908.85 is: 49,554.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,123.74 : 91,250.48 = 35,908.85 : x
  2. Step 2: Convert to fraction form
    66,123.74/91,250.48 = 35,908.85/x
  3. Step 3: Cross multiply
    66,123.74x = 91,250.48 × 35,908.85
  4. Step 4: Simplify right side
    66,123.74x = 3,276,700,116.65
  5. Step 5: Solve for x
    x = 3,276,700,116.65/66,123.74
  6. Step 6: Final answer
    x = 49,554.06

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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.