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Finding the Fourth Proportional to 133,061.90, 199,549.65 and 44,300.30

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Solution

The fourth proportional to 133,061.90, 199,549.65 and 44,300.30 is: 66,436.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,061.90 : 199,549.65 = 44,300.30 : x
  2. Step 2: Convert to fraction form
    133,061.90/199,549.65 = 44,300.30/x
  3. Step 3: Cross multiply
    133,061.90x = 199,549.65 × 44,300.30
  4. Step 4: Simplify right side
    133,061.90x = 8,840,109,359.90
  5. Step 5: Solve for x
    x = 8,840,109,359.90/133,061.90
  6. Step 6: Final answer
    x = 66,436.07

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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.