Home / 97,147.98-145,680.36-33,949.20

Finding the Fourth Proportional to 97,147.98, 145,680.36 and 33,949.20

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Solution

The fourth proportional to 97,147.98, 145,680.36 and 33,949.20 is: 50,909.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,147.98 : 145,680.36 = 33,949.20 : x
  2. Step 2: Convert to fraction form
    97,147.98/145,680.36 = 33,949.20/x
  3. Step 3: Cross multiply
    97,147.98x = 145,680.36 × 33,949.20
  4. Step 4: Simplify right side
    97,147.98x = 4,945,731,677.71
  5. Step 5: Solve for x
    x = 4,945,731,677.71/97,147.98
  6. Step 6: Final answer
    x = 50,909.26

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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.