Home / 117,449.40-176,170.14-28,703.28

Finding the Fourth Proportional to 117,449.40, 176,170.14 and 28,703.28

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Solution

The fourth proportional to 117,449.40, 176,170.14 and 28,703.28 is: 43,053.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,449.40 : 176,170.14 = 28,703.28 : x
  2. Step 2: Convert to fraction form
    117,449.40/176,170.14 = 28,703.28/x
  3. Step 3: Cross multiply
    117,449.40x = 176,170.14 × 28,703.28
  4. Step 4: Simplify right side
    117,449.40x = 5,056,660,856.06
  5. Step 5: Solve for x
    x = 5,056,660,856.06/117,449.40
  6. Step 6: Final answer
    x = 43,053.95

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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.