Home / 115,117.83-172,704.39-44,039.30

Finding the Fourth Proportional to 115,117.83, 172,704.39 and 44,039.30

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Solution

The fourth proportional to 115,117.83, 172,704.39 and 44,039.30 is: 66,069.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,117.83 : 172,704.39 = 44,039.30 : x
  2. Step 2: Convert to fraction form
    115,117.83/172,704.39 = 44,039.30/x
  3. Step 3: Cross multiply
    115,117.83x = 172,704.39 × 44,039.30
  4. Step 4: Simplify right side
    115,117.83x = 7,605,780,061.50
  5. Step 5: Solve for x
    x = 7,605,780,061.50/115,117.83
  6. Step 6: Final answer
    x = 66,069.52

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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.