Home / 113,975.11-170,809.83-88,705.14

Finding the Fourth Proportional to 113,975.11, 170,809.83 and 88,705.14

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Solution

The fourth proportional to 113,975.11, 170,809.83 and 88,705.14 is: 132,938.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,975.11 : 170,809.83 = 88,705.14 : x
  2. Step 2: Convert to fraction form
    113,975.11/170,809.83 = 88,705.14/x
  3. Step 3: Cross multiply
    113,975.11x = 170,809.83 × 88,705.14
  4. Step 4: Simplify right side
    113,975.11x = 15,151,709,029.48
  5. Step 5: Solve for x
    x = 15,151,709,029.48/113,975.11
  6. Step 6: Final answer
    x = 132,938.75

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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.