Home / 179,585.28-247,838.82-99,012.66

Finding the Fourth Proportional to 179,585.28, 247,838.82 and 99,012.66

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Solution

The fourth proportional to 179,585.28, 247,838.82 and 99,012.66 is: 136,643.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,585.28 : 247,838.82 = 99,012.66 : x
  2. Step 2: Convert to fraction form
    179,585.28/247,838.82 = 99,012.66/x
  3. Step 3: Cross multiply
    179,585.28x = 247,838.82 × 99,012.66
  4. Step 4: Simplify right side
    179,585.28x = 24,539,180,819.46
  5. Step 5: Solve for x
    x = 24,539,180,819.46/179,585.28
  6. Step 6: Final answer
    x = 136,643.61

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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.