Home / 116,251.29-160,407.66-68,498.15

Finding the Fourth Proportional to 116,251.29, 160,407.66 and 68,498.15

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Solution

The fourth proportional to 116,251.29, 160,407.66 and 68,498.15 is: 94,516.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,251.29 : 160,407.66 = 68,498.15 : x
  2. Step 2: Convert to fraction form
    116,251.29/160,407.66 = 68,498.15/x
  3. Step 3: Cross multiply
    116,251.29x = 160,407.66 × 68,498.15
  4. Step 4: Simplify right side
    116,251.29x = 10,987,627,153.79
  5. Step 5: Solve for x
    x = 10,987,627,153.79/116,251.29
  6. Step 6: Final answer
    x = 94,516.17

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1.5x scale

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.