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Finding the Fourth Proportional to 60,634.52, 83,678.21 and 33,777.02

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Solution

The fourth proportional to 60,634.52, 83,678.21 and 33,777.02 is: 46,613.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,634.52 : 83,678.21 = 33,777.02 : x
  2. Step 2: Convert to fraction form
    60,634.52/83,678.21 = 33,777.02/x
  3. Step 3: Cross multiply
    60,634.52x = 83,678.21 × 33,777.02
  4. Step 4: Simplify right side
    60,634.52x = 2,826,400,238.79
  5. Step 5: Solve for x
    x = 2,826,400,238.79/60,634.52
  6. Step 6: Final answer
    x = 46,613.72

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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.