Home / 133,548.20-200,322.30-98,118.80

Finding the Fourth Proportional to 133,548.20, 200,322.30 and 98,118.80

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Solution

The fourth proportional to 133,548.20, 200,322.30 and 98,118.80 is: 147,178.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,548.20 : 200,322.30 = 98,118.80 : x
  2. Step 2: Convert to fraction form
    133,548.20/200,322.30 = 98,118.80/x
  3. Step 3: Cross multiply
    133,548.20x = 200,322.30 × 98,118.80
  4. Step 4: Simplify right side
    133,548.20x = 19,655,383,689.24
  5. Step 5: Solve for x
    x = 19,655,383,689.24/133,548.20
  6. Step 6: Final answer
    x = 147,178.20

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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.