Home / 98,292.78-147,446.87-35,126.55

Finding the Fourth Proportional to 98,292.78, 147,446.87 and 35,126.55

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Solution

The fourth proportional to 98,292.78, 147,446.87 and 35,126.55 is: 52,692.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,292.78 : 147,446.87 = 35,126.55 : x
  2. Step 2: Convert to fraction form
    98,292.78/147,446.87 = 35,126.55/x
  3. Step 3: Cross multiply
    98,292.78x = 147,446.87 × 35,126.55
  4. Step 4: Simplify right side
    98,292.78x = 5,179,299,675.77
  5. Step 5: Solve for x
    x = 5,179,299,675.77/98,292.78
  6. Step 6: Final answer
    x = 52,692.57

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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.