Home / 113,805.32-170,726.53-42,733.46

Finding the Fourth Proportional to 113,805.32, 170,726.53 and 42,733.46

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Solution

The fourth proportional to 113,805.32, 170,726.53 and 42,733.46 is: 64,107.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,805.32 : 170,726.53 = 42,733.46 : x
  2. Step 2: Convert to fraction form
    113,805.32/170,726.53 = 42,733.46/x
  3. Step 3: Cross multiply
    113,805.32x = 170,726.53 × 42,733.46
  4. Step 4: Simplify right side
    113,805.32x = 7,295,735,660.68
  5. Step 5: Solve for x
    x = 7,295,735,660.68/113,805.32
  6. Step 6: Final answer
    x = 64,107.16

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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.