Home / 179,713.32-247,894.49-115,160.83

Finding the Fourth Proportional to 179,713.32, 247,894.49 and 115,160.83

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Solution

The fourth proportional to 179,713.32, 247,894.49 and 115,160.83 is: 158,851.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,713.32 : 247,894.49 = 115,160.83 : x
  2. Step 2: Convert to fraction form
    179,713.32/247,894.49 = 115,160.83/x
  3. Step 3: Cross multiply
    179,713.32x = 247,894.49 × 115,160.83
  4. Step 4: Simplify right side
    179,713.32x = 28,547,735,220.83
  5. Step 5: Solve for x
    x = 28,547,735,220.83/179,713.32
  6. Step 6: Final answer
    x = 158,851.53

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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.