Home / 52,378.18-78,504.82-36,497.21

Finding the Fourth Proportional to 52,378.18, 78,504.82 and 36,497.21

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Solution

The fourth proportional to 52,378.18, 78,504.82 and 36,497.21 is: 54,702.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,378.18 : 78,504.82 = 36,497.21 : x
  2. Step 2: Convert to fraction form
    52,378.18/78,504.82 = 36,497.21/x
  3. Step 3: Cross multiply
    52,378.18x = 78,504.82 × 36,497.21
  4. Step 4: Simplify right side
    52,378.18x = 2,865,206,417.79
  5. Step 5: Solve for x
    x = 2,865,206,417.79/52,378.18
  6. Step 6: Final answer
    x = 54,702.29

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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.