Home / 52,157.61-78,178.05-22,531.05

Finding the Fourth Proportional to 52,157.61, 78,178.05 and 22,531.05

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Solution

The fourth proportional to 52,157.61, 78,178.05 and 22,531.05 is: 33,771.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,157.61 : 78,178.05 = 22,531.05 : x
  2. Step 2: Convert to fraction form
    52,157.61/78,178.05 = 22,531.05/x
  3. Step 3: Cross multiply
    52,157.61x = 78,178.05 × 22,531.05
  4. Step 4: Simplify right side
    52,157.61x = 1,761,433,553.45
  5. Step 5: Solve for x
    x = 1,761,433,553.45/52,157.61
  6. Step 6: Final answer
    x = 33,771.36

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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.