Home / 115,012.06-172,524.92-36,126.30

Finding the Fourth Proportional to 115,012.06, 172,524.92 and 36,126.30

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Solution

The fourth proportional to 115,012.06, 172,524.92 and 36,126.30 is: 54,191.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,012.06 : 172,524.92 = 36,126.30 : x
  2. Step 2: Convert to fraction form
    115,012.06/172,524.92 = 36,126.30/x
  3. Step 3: Cross multiply
    115,012.06x = 172,524.92 × 36,126.30
  4. Step 4: Simplify right side
    115,012.06x = 6,232,687,017.40
  5. Step 5: Solve for x
    x = 6,232,687,017.40/115,012.06
  6. Step 6: Final answer
    x = 54,191.60

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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.