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Finding the Fourth Proportional to 52,795.76, 72,859.08 and 36,034.16

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Solution

The fourth proportional to 52,795.76, 72,859.08 and 36,034.16 is: 49,727.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,795.76 : 72,859.08 = 36,034.16 : x
  2. Step 2: Convert to fraction form
    52,795.76/72,859.08 = 36,034.16/x
  3. Step 3: Cross multiply
    52,795.76x = 72,859.08 × 36,034.16
  4. Step 4: Simplify right side
    52,795.76x = 2,625,415,746.17
  5. Step 5: Solve for x
    x = 2,625,415,746.17/52,795.76
  6. Step 6: Final answer
    x = 49,727.78

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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.