Home / 117,010.74-175,482.62-38,131.86

Finding the Fourth Proportional to 117,010.74, 175,482.62 and 38,131.86

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Solution

The fourth proportional to 117,010.74, 175,482.62 and 38,131.86 is: 57,186.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,010.74 : 175,482.62 = 38,131.86 : x
  2. Step 2: Convert to fraction form
    117,010.74/175,482.62 = 38,131.86/x
  3. Step 3: Cross multiply
    117,010.74x = 175,482.62 × 38,131.86
  4. Step 4: Simplify right side
    117,010.74x = 6,691,478,698.27
  5. Step 5: Solve for x
    x = 6,691,478,698.27/117,010.74
  6. Step 6: Final answer
    x = 57,186.88

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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.