Home / 147,841.62-204,057.90-84,217.02

Finding the Fourth Proportional to 147,841.62, 204,057.90 and 84,217.02

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Solution

The fourth proportional to 147,841.62, 204,057.90 and 84,217.02 is: 116,240.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,841.62 : 204,057.90 = 84,217.02 : x
  2. Step 2: Convert to fraction form
    147,841.62/204,057.90 = 84,217.02/x
  3. Step 3: Cross multiply
    147,841.62x = 204,057.90 × 84,217.02
  4. Step 4: Simplify right side
    147,841.62x = 17,185,148,245.46
  5. Step 5: Solve for x
    x = 17,185,148,245.46/147,841.62
  6. Step 6: Final answer
    x = 116,240.26

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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.