Home / 115,357.10-173,034.56-36,471.34

Finding the Fourth Proportional to 115,357.10, 173,034.56 and 36,471.34

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Solution

The fourth proportional to 115,357.10, 173,034.56 and 36,471.34 is: 54,706.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,357.10 : 173,034.56 = 36,471.34 : x
  2. Step 2: Convert to fraction form
    115,357.10/173,034.56 = 36,471.34/x
  3. Step 3: Cross multiply
    115,357.10x = 173,034.56 × 36,471.34
  4. Step 4: Simplify right side
    115,357.10x = 6,310,801,928.10
  5. Step 5: Solve for x
    x = 6,310,801,928.10/115,357.10
  6. Step 6: Final answer
    x = 54,706.66

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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.