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Finding the Fourth Proportional to 175,771.80, 242,580.02 and 99,304.92

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Solution

The fourth proportional to 175,771.80, 242,580.02 and 99,304.92 is: 137,049.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,771.80 : 242,580.02 = 99,304.92 : x
  2. Step 2: Convert to fraction form
    175,771.80/242,580.02 = 99,304.92/x
  3. Step 3: Cross multiply
    175,771.80x = 242,580.02 × 99,304.92
  4. Step 4: Simplify right side
    175,771.80x = 24,089,389,479.70
  5. Step 5: Solve for x
    x = 24,089,389,479.70/175,771.80
  6. Step 6: Final answer
    x = 137,049.23

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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.