Home / 172,246.15-258,352.52-52,304.14

Finding the Fourth Proportional to 172,246.15, 258,352.52 and 52,304.14

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Solution

The fourth proportional to 172,246.15, 258,352.52 and 52,304.14 is: 78,451.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,246.15 : 258,352.52 = 52,304.14 : x
  2. Step 2: Convert to fraction form
    172,246.15/258,352.52 = 52,304.14/x
  3. Step 3: Cross multiply
    172,246.15x = 258,352.52 × 52,304.14
  4. Step 4: Simplify right side
    172,246.15x = 13,512,906,878.17
  5. Step 5: Solve for x
    x = 13,512,906,878.17/172,246.15
  6. Step 6: Final answer
    x = 78,451.14

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1.5x scale

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.