Home / 247,839.51-371,767.34-117,980.14

Finding the Fourth Proportional to 247,839.51, 371,767.34 and 117,980.14

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Solution

The fourth proportional to 247,839.51, 371,767.34 and 117,980.14 is: 176,974.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,839.51 : 371,767.34 = 117,980.14 : x
  2. Step 2: Convert to fraction form
    247,839.51/371,767.34 = 117,980.14/x
  3. Step 3: Cross multiply
    247,839.51x = 371,767.34 × 117,980.14
  4. Step 4: Simplify right side
    247,839.51x = 43,861,162,186.16
  5. Step 5: Solve for x
    x = 43,861,162,186.16/247,839.51
  6. Step 6: Final answer
    x = 176,974.05

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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.