Home / 252,534.80-348,557.64-145,167.11

Finding the Fourth Proportional to 252,534.80, 348,557.64 and 145,167.11

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Solution

The fourth proportional to 252,534.80, 348,557.64 and 145,167.11 is: 200,364.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,534.80 : 348,557.64 = 145,167.11 : x
  2. Step 2: Convert to fraction form
    252,534.80/348,557.64 = 145,167.11/x
  3. Step 3: Cross multiply
    252,534.80x = 348,557.64 × 145,167.11
  4. Step 4: Simplify right side
    252,534.80x = 50,599,103,524.43
  5. Step 5: Solve for x
    x = 50,599,103,524.43/252,534.80
  6. Step 6: Final answer
    x = 200,364.88

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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.