Home / 115,077.40-172,633.12-58,949.26

Finding the Fourth Proportional to 115,077.40, 172,633.12 and 58,949.26

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Solution

The fourth proportional to 115,077.40, 172,633.12 and 58,949.26 is: 88,432.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,077.40 : 172,633.12 = 58,949.26 : x
  2. Step 2: Convert to fraction form
    115,077.40/172,633.12 = 58,949.26/x
  3. Step 3: Cross multiply
    115,077.40x = 172,633.12 × 58,949.26
  4. Step 4: Simplify right side
    115,077.40x = 10,176,594,675.49
  5. Step 5: Solve for x
    x = 10,176,594,675.49/115,077.40
  6. Step 6: Final answer
    x = 88,432.61

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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.