Home / 243,003.05-335,352.27-132,627.73

Finding the Fourth Proportional to 243,003.05, 335,352.27 and 132,627.73

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Solution

The fourth proportional to 243,003.05, 335,352.27 and 132,627.73 is: 183,030.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,003.05 : 335,352.27 = 132,627.73 : x
  2. Step 2: Convert to fraction form
    243,003.05/335,352.27 = 132,627.73/x
  3. Step 3: Cross multiply
    243,003.05x = 335,352.27 × 132,627.73
  4. Step 4: Simplify right side
    243,003.05x = 44,477,009,862.17
  5. Step 5: Solve for x
    x = 44,477,009,862.17/243,003.05
  6. Step 6: Final answer
    x = 183,030.66

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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.