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Finding the Fourth Proportional to 60,658.50, 83,707.59 and 33,800.43

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Solution

The fourth proportional to 60,658.50, 83,707.59 and 33,800.43 is: 46,643.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,658.50 : 83,707.59 = 33,800.43 : x
  2. Step 2: Convert to fraction form
    60,658.50/83,707.59 = 33,800.43/x
  3. Step 3: Cross multiply
    60,658.50x = 83,707.59 × 33,800.43
  4. Step 4: Simplify right side
    60,658.50x = 2,829,352,536.26
  5. Step 5: Solve for x
    x = 2,829,352,536.26/60,658.50
  6. Step 6: Final answer
    x = 46,643.96

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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.