Home / 66,489.24-99,616.98-59,257.56

Finding the Fourth Proportional to 66,489.24, 99,616.98 and 59,257.56

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Solution

The fourth proportional to 66,489.24, 99,616.98 and 59,257.56 is: 88,782.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,489.24 : 99,616.98 = 59,257.56 : x
  2. Step 2: Convert to fraction form
    66,489.24/99,616.98 = 59,257.56/x
  3. Step 3: Cross multiply
    66,489.24x = 99,616.98 × 59,257.56
  4. Step 4: Simplify right side
    66,489.24x = 5,903,059,169.37
  5. Step 5: Solve for x
    x = 5,903,059,169.37/66,489.24
  6. Step 6: Final answer
    x = 88,782.17

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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.