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Finding the Fourth Proportional to 52,292.82, 72,166.86 and 29,636.22

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Solution

The fourth proportional to 52,292.82, 72,166.86 and 29,636.22 is: 40,899.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,292.82 : 72,166.86 = 29,636.22 : x
  2. Step 2: Convert to fraction form
    52,292.82/72,166.86 = 29,636.22/x
  3. Step 3: Cross multiply
    52,292.82x = 72,166.86 × 29,636.22
  4. Step 4: Simplify right side
    52,292.82x = 2,138,752,939.67
  5. Step 5: Solve for x
    x = 2,138,752,939.67/52,292.82
  6. Step 6: Final answer
    x = 40,899.55

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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.