Home / 60,046.43-90,126.08-30,485.48

Finding the Fourth Proportional to 60,046.43, 90,126.08 and 30,485.48

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Solution

The fourth proportional to 60,046.43, 90,126.08 and 30,485.48 is: 45,756.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,046.43 : 90,126.08 = 30,485.48 : x
  2. Step 2: Convert to fraction form
    60,046.43/90,126.08 = 30,485.48/x
  3. Step 3: Cross multiply
    60,046.43x = 90,126.08 × 30,485.48
  4. Step 4: Simplify right side
    60,046.43x = 2,747,536,656.89
  5. Step 5: Solve for x
    x = 2,747,536,656.89/60,046.43
  6. Step 6: Final answer
    x = 45,756.87

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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.