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Finding the Fourth Proportional to 62,255.60, 85,913.61 and 35,398.04

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Solution

The fourth proportional to 62,255.60, 85,913.61 and 35,398.04 is: 48,849.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,255.60 : 85,913.61 = 35,398.04 : x
  2. Step 2: Convert to fraction form
    62,255.60/85,913.61 = 35,398.04/x
  3. Step 3: Cross multiply
    62,255.60x = 85,913.61 × 35,398.04
  4. Step 4: Simplify right side
    62,255.60x = 3,041,173,403.32
  5. Step 5: Solve for x
    x = 3,041,173,403.32/62,255.60
  6. Step 6: Final answer
    x = 48,849.80

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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.