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Finding the Fourth Proportional to 52,818.76, 72,890.82 and 36,057.16

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Solution

The fourth proportional to 52,818.76, 72,890.82 and 36,057.16 is: 49,759.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,818.76 : 72,890.82 = 36,057.16 : x
  2. Step 2: Convert to fraction form
    52,818.76/72,890.82 = 36,057.16/x
  3. Step 3: Cross multiply
    52,818.76x = 72,890.82 × 36,057.16
  4. Step 4: Simplify right side
    52,818.76x = 2,628,235,959.27
  5. Step 5: Solve for x
    x = 2,628,235,959.27/52,818.76
  6. Step 6: Final answer
    x = 49,759.52

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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.