Home / 117,623.04-162,321.27-63,908.95

Finding the Fourth Proportional to 117,623.04, 162,321.27 and 63,908.95

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Solution

The fourth proportional to 117,623.04, 162,321.27 and 63,908.95 is: 88,195.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,623.04 : 162,321.27 = 63,908.95 : x
  2. Step 2: Convert to fraction form
    117,623.04/162,321.27 = 63,908.95/x
  3. Step 3: Cross multiply
    117,623.04x = 162,321.27 × 63,908.95
  4. Step 4: Simplify right side
    117,623.04x = 10,373,781,587.26
  5. Step 5: Solve for x
    x = 10,373,781,587.26/117,623.04
  6. Step 6: Final answer
    x = 88,195.15

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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.