Home / 268,544.97-403,000.52-142,180.11

Finding the Fourth Proportional to 268,544.97, 403,000.52 and 142,180.11

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Solution

The fourth proportional to 268,544.97, 403,000.52 and 142,180.11 is: 213,367.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,544.97 : 403,000.52 = 142,180.11 : x
  2. Step 2: Convert to fraction form
    268,544.97/403,000.52 = 142,180.11/x
  3. Step 3: Cross multiply
    268,544.97x = 403,000.52 × 142,180.11
  4. Step 4: Simplify right side
    268,544.97x = 57,298,657,552.76
  5. Step 5: Solve for x
    x = 57,298,657,552.76/268,544.97
  6. Step 6: Final answer
    x = 213,367.09

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1.5x scale

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.