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Finding the Fourth Proportional to 52,377.45, 78,503.67 and 36,496.46

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Solution

The fourth proportional to 52,377.45, 78,503.67 and 36,496.46 is: 54,701.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,377.45 : 78,503.67 = 36,496.46 : x
  2. Step 2: Convert to fraction form
    52,377.45/78,503.67 = 36,496.46/x
  3. Step 3: Cross multiply
    52,377.45x = 78,503.67 × 36,496.46
  4. Step 4: Simplify right side
    52,377.45x = 2,865,105,659.49
  5. Step 5: Solve for x
    x = 2,865,105,659.49/52,377.45
  6. Step 6: Final answer
    x = 54,701.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.