Home / 243,672.06-365,161.56-115,451.66

Finding the Fourth Proportional to 243,672.06, 365,161.56 and 115,451.66

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Solution

The fourth proportional to 243,672.06, 365,161.56 and 115,451.66 is: 173,013.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,672.06 : 365,161.56 = 115,451.66 : x
  2. Step 2: Convert to fraction form
    243,672.06/365,161.56 = 115,451.66/x
  3. Step 3: Cross multiply
    243,672.06x = 365,161.56 × 115,451.66
  4. Step 4: Simplify right side
    243,672.06x = 42,158,508,270.19
  5. Step 5: Solve for x
    x = 42,158,508,270.19/243,672.06
  6. Step 6: Final answer
    x = 173,013.30

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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.