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Finding the Fourth Proportional to 43,263, 59,648.85 and 36,103.23

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Solution

The fourth proportional to 43,263, 59,648.85 and 36,103.23 is: 49,777.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,263 : 59,648.85 = 36,103.23 : x
  2. Step 2: Convert to fraction form
    43,263/59,648.85 = 36,103.23/x
  3. Step 3: Cross multiply
    43,263x = 59,648.85 × 36,103.23
  4. Step 4: Simplify right side
    43,263x = 2,153,516,150.79
  5. Step 5: Solve for x
    x = 2,153,516,150.79/43,263
  6. Step 6: Final answer
    x = 49,777.32

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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.