Home / 165,712.16-248,680-60,541.76

Finding the Fourth Proportional to 165,712.16, 248,680 and 60,541.76

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Solution

The fourth proportional to 165,712.16, 248,680 and 60,541.76 is: 90,853.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,712.16 : 248,680 = 60,541.76 : x
  2. Step 2: Convert to fraction form
    165,712.16/248,680 = 60,541.76/x
  3. Step 3: Cross multiply
    165,712.16x = 248,680 × 60,541.76
  4. Step 4: Simplify right side
    165,712.16x = 15,055,524,876.80
  5. Step 5: Solve for x
    x = 15,055,524,876.80/165,712.16
  6. Step 6: Final answer
    x = 90,853.47

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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.