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Finding the Fourth Proportional to 134,045.20, 201,010.20 and 67,459.60

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Solution

The fourth proportional to 134,045.20, 201,010.20 and 67,459.60 is: 101,160.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,045.20 : 201,010.20 = 67,459.60 : x
  2. Step 2: Convert to fraction form
    134,045.20/201,010.20 = 67,459.60/x
  3. Step 3: Cross multiply
    134,045.20x = 201,010.20 × 67,459.60
  4. Step 4: Simplify right side
    134,045.20x = 13,560,067,687.92
  5. Step 5: Solve for x
    x = 13,560,067,687.92/134,045.20
  6. Step 6: Final answer
    x = 101,160.41

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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.