Home / 180,914.45-249,498.56-112,937.73

Finding the Fourth Proportional to 180,914.45, 249,498.56 and 112,937.73

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Solution

The fourth proportional to 180,914.45, 249,498.56 and 112,937.73 is: 155,752.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,914.45 : 249,498.56 = 112,937.73 : x
  2. Step 2: Convert to fraction form
    180,914.45/249,498.56 = 112,937.73/x
  3. Step 3: Cross multiply
    180,914.45x = 249,498.56 × 112,937.73
  4. Step 4: Simplify right side
    180,914.45x = 28,177,799,757.18
  5. Step 5: Solve for x
    x = 28,177,799,757.18/180,914.45
  6. Step 6: Final answer
    x = 155,752.07

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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.