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Finding the Fourth Proportional to 62,200.55, 85,837.03 and 35,344.49

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Solution

The fourth proportional to 62,200.55, 85,837.03 and 35,344.49 is: 48,775.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,200.55 : 85,837.03 = 35,344.49 : x
  2. Step 2: Convert to fraction form
    62,200.55/85,837.03 = 35,344.49/x
  3. Step 3: Cross multiply
    62,200.55x = 85,837.03 × 35,344.49
  4. Step 4: Simplify right side
    62,200.55x = 3,033,866,048.46
  5. Step 5: Solve for x
    x = 3,033,866,048.46/62,200.55
  6. Step 6: Final answer
    x = 48,775.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.