Home / 66,098.53-99,154.05-21,725.47

Finding the Fourth Proportional to 66,098.53, 99,154.05 and 21,725.47

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Solution

The fourth proportional to 66,098.53, 99,154.05 and 21,725.47 is: 32,590.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,098.53 : 99,154.05 = 21,725.47 : x
  2. Step 2: Convert to fraction form
    66,098.53/99,154.05 = 21,725.47/x
  3. Step 3: Cross multiply
    66,098.53x = 99,154.05 × 21,725.47
  4. Step 4: Simplify right side
    66,098.53x = 2,154,168,338.65
  5. Step 5: Solve for x
    x = 2,154,168,338.65/66,098.53
  6. Step 6: Final answer
    x = 32,590.26

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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.