Home / 172,246.45-258,352.97-52,304.44

Finding the Fourth Proportional to 172,246.45, 258,352.97 and 52,304.44

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Solution

The fourth proportional to 172,246.45, 258,352.97 and 52,304.44 is: 78,451.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,246.45 : 258,352.97 = 52,304.44 : x
  2. Step 2: Convert to fraction form
    172,246.45/258,352.97 = 52,304.44/x
  3. Step 3: Cross multiply
    172,246.45x = 258,352.97 × 52,304.44
  4. Step 4: Simplify right side
    172,246.45x = 13,513,005,864.90
  5. Step 5: Solve for x
    x = 13,513,005,864.90/172,246.45
  6. Step 6: Final answer
    x = 78,451.58

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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.