Home / 66,502.10-99,683.04-22,116.98

Finding the Fourth Proportional to 66,502.10, 99,683.04 and 22,116.98

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Solution

The fourth proportional to 66,502.10, 99,683.04 and 22,116.98 is: 33,152.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,502.10 : 99,683.04 = 22,116.98 : x
  2. Step 2: Convert to fraction form
    66,502.10/99,683.04 = 22,116.98/x
  3. Step 3: Cross multiply
    66,502.10x = 99,683.04 × 22,116.98
  4. Step 4: Simplify right side
    66,502.10x = 2,204,687,802.02
  5. Step 5: Solve for x
    x = 2,204,687,802.02/66,502.10
  6. Step 6: Final answer
    x = 33,152.15

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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.