Home / 257,217.08-354,949.62-144,034.04

Finding the Fourth Proportional to 257,217.08, 354,949.62 and 144,034.04

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Solution

The fourth proportional to 257,217.08, 354,949.62 and 144,034.04 is: 198,761.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,217.08 : 354,949.62 = 144,034.04 : x
  2. Step 2: Convert to fraction form
    257,217.08/354,949.62 = 144,034.04/x
  3. Step 3: Cross multiply
    257,217.08x = 354,949.62 × 144,034.04
  4. Step 4: Simplify right side
    257,217.08x = 51,124,827,765.06
  5. Step 5: Solve for x
    x = 51,124,827,765.06/257,217.08
  6. Step 6: Final answer
    x = 198,761.40

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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.