Home / 134,334.40-201,631.20-67,849.60

Finding the Fourth Proportional to 134,334.40, 201,631.20 and 67,849.60

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Solution

The fourth proportional to 134,334.40, 201,631.20 and 67,849.60 is: 101,839.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,334.40 : 201,631.20 = 67,849.60 : x
  2. Step 2: Convert to fraction form
    134,334.40/201,631.20 = 67,849.60/x
  3. Step 3: Cross multiply
    134,334.40x = 201,631.20 × 67,849.60
  4. Step 4: Simplify right side
    134,334.40x = 13,680,596,267.52
  5. Step 5: Solve for x
    x = 13,680,596,267.52/134,334.40
  6. Step 6: Final answer
    x = 101,839.86

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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.