Home / 158,761.32-219,101.82-104,952.84

Finding the Fourth Proportional to 158,761.32, 219,101.82 and 104,952.84

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Solution

The fourth proportional to 158,761.32, 219,101.82 and 104,952.84 is: 144,842.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,761.32 : 219,101.82 = 104,952.84 : x
  2. Step 2: Convert to fraction form
    158,761.32/219,101.82 = 104,952.84/x
  3. Step 3: Cross multiply
    158,761.32x = 219,101.82 × 104,952.84
  4. Step 4: Simplify right side
    158,761.32x = 22,995,358,258.17
  5. Step 5: Solve for x
    x = 22,995,358,258.17/158,761.32
  6. Step 6: Final answer
    x = 144,842.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.