Home / 51,872.10-77,881.05-32,189.10

Finding the Fourth Proportional to 51,872.10, 77,881.05 and 32,189.10

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Solution

The fourth proportional to 51,872.10, 77,881.05 and 32,189.10 is: 48,328.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,872.10 : 77,881.05 = 32,189.10 : x
  2. Step 2: Convert to fraction form
    51,872.10/77,881.05 = 32,189.10/x
  3. Step 3: Cross multiply
    51,872.10x = 77,881.05 × 32,189.10
  4. Step 4: Simplify right side
    51,872.10x = 2,506,920,906.56
  5. Step 5: Solve for x
    x = 2,506,920,906.56/51,872.10
  6. Step 6: Final answer
    x = 48,328.89

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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.