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Finding the Fourth Proportional to 88,952.62, 122,734.52 and 53,135.62

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Solution

The fourth proportional to 88,952.62, 122,734.52 and 53,135.62 is: 73,315.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,952.62 : 122,734.52 = 53,135.62 : x
  2. Step 2: Convert to fraction form
    88,952.62/122,734.52 = 53,135.62/x
  3. Step 3: Cross multiply
    88,952.62x = 122,734.52 × 53,135.62
  4. Step 4: Simplify right side
    88,952.62x = 6,521,574,815.60
  5. Step 5: Solve for x
    x = 6,521,574,815.60/88,952.62
  6. Step 6: Final answer
    x = 73,315.15

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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.