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Finding the Fourth Proportional to 117,498.84, 176,247.42 and 28,753.62

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Solution

The fourth proportional to 117,498.84, 176,247.42 and 28,753.62 is: 43,130.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,498.84 : 176,247.42 = 28,753.62 : x
  2. Step 2: Convert to fraction form
    117,498.84/176,247.42 = 28,753.62/x
  3. Step 3: Cross multiply
    117,498.84x = 176,247.42 × 28,753.62
  4. Step 4: Simplify right side
    117,498.84x = 5,067,751,340.66
  5. Step 5: Solve for x
    x = 5,067,751,340.66/117,498.84
  6. Step 6: Final answer
    x = 43,130.22

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1.5x scale

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.