Home / 117,546.28-176,146.52-69,465.40

Finding the Fourth Proportional to 117,546.28, 176,146.52 and 69,465.40

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Solution

The fourth proportional to 117,546.28, 176,146.52 and 69,465.40 is: 104,095.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,546.28 : 176,146.52 = 69,465.40 : x
  2. Step 2: Convert to fraction form
    117,546.28/176,146.52 = 69,465.40/x
  3. Step 3: Cross multiply
    117,546.28x = 176,146.52 × 69,465.40
  4. Step 4: Simplify right side
    117,546.28x = 12,236,088,470.41
  5. Step 5: Solve for x
    x = 12,236,088,470.41/117,546.28
  6. Step 6: Final answer
    x = 104,095.92

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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.