Home / 66,532.03-99,776.45-22,146.87

Finding the Fourth Proportional to 66,532.03, 99,776.45 and 22,146.87

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Solution

The fourth proportional to 66,532.03, 99,776.45 and 22,146.87 is: 33,213.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,532.03 : 99,776.45 = 22,146.87 : x
  2. Step 2: Convert to fraction form
    66,532.03/99,776.45 = 22,146.87/x
  3. Step 3: Cross multiply
    66,532.03x = 99,776.45 × 22,146.87
  4. Step 4: Simplify right side
    66,532.03x = 2,209,735,457.59
  5. Step 5: Solve for x
    x = 2,209,735,457.59/66,532.03
  6. Step 6: Final answer
    x = 33,213.11

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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.