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Finding the Fourth Proportional to 64,002.87, 88,324.22 and 35,709.75

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Solution

The fourth proportional to 64,002.87, 88,324.22 and 35,709.75 is: 49,279.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,002.87 : 88,324.22 = 35,709.75 : x
  2. Step 2: Convert to fraction form
    64,002.87/88,324.22 = 35,709.75/x
  3. Step 3: Cross multiply
    64,002.87x = 88,324.22 × 35,709.75
  4. Step 4: Simplify right side
    64,002.87x = 3,154,035,815.15
  5. Step 5: Solve for x
    x = 3,154,035,815.15/64,002.87
  6. Step 6: Final answer
    x = 49,279.60

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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.