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Finding the Fourth Proportional to 101,522.20, 152,153.70 and 48,818.20

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Solution

The fourth proportional to 101,522.20, 152,153.70 and 48,818.20 is: 73,164.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,522.20 : 152,153.70 = 48,818.20 : x
  2. Step 2: Convert to fraction form
    101,522.20/152,153.70 = 48,818.20/x
  3. Step 3: Cross multiply
    101,522.20x = 152,153.70 × 48,818.20
  4. Step 4: Simplify right side
    101,522.20x = 7,427,869,757.34
  5. Step 5: Solve for x
    x = 7,427,869,757.34/101,522.20
  6. Step 6: Final answer
    x = 73,164.98

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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.