Home / 117,718.20-176,577.30-94,390.20

Finding the Fourth Proportional to 117,718.20, 176,577.30 and 94,390.20

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Solution

The fourth proportional to 117,718.20, 176,577.30 and 94,390.20 is: 141,585.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,718.20 : 176,577.30 = 94,390.20 : x
  2. Step 2: Convert to fraction form
    117,718.20/176,577.30 = 94,390.20/x
  3. Step 3: Cross multiply
    117,718.20x = 176,577.30 × 94,390.20
  4. Step 4: Simplify right side
    117,718.20x = 16,667,166,662.46
  5. Step 5: Solve for x
    x = 16,667,166,662.46/117,718.20
  6. Step 6: Final answer
    x = 141,585.30

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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.