Home / 113,546.52-170,392.68-76,148.82

Finding the Fourth Proportional to 113,546.52, 170,392.68 and 76,148.82

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Solution

The fourth proportional to 113,546.52, 170,392.68 and 76,148.82 is: 114,272.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,546.52 : 170,392.68 = 76,148.82 : x
  2. Step 2: Convert to fraction form
    113,546.52/170,392.68 = 76,148.82/x
  3. Step 3: Cross multiply
    113,546.52x = 170,392.68 × 76,148.82
  4. Step 4: Simplify right side
    113,546.52x = 12,975,201,518.64
  5. Step 5: Solve for x
    x = 12,975,201,518.64/113,546.52
  6. Step 6: Final answer
    x = 114,272.12

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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.