Home / 179,154.20-247,334.77-118,806.31

Finding the Fourth Proportional to 179,154.20, 247,334.77 and 118,806.31

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Solution

The fourth proportional to 179,154.20, 247,334.77 and 118,806.31 is: 164,020.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,154.20 : 247,334.77 = 118,806.31 : x
  2. Step 2: Convert to fraction form
    179,154.20/247,334.77 = 118,806.31/x
  3. Step 3: Cross multiply
    179,154.20x = 247,334.77 × 118,806.31
  4. Step 4: Simplify right side
    179,154.20x = 29,384,931,147.79
  5. Step 5: Solve for x
    x = 29,384,931,147.79/179,154.20
  6. Step 6: Final answer
    x = 164,020.33

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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.