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Finding the Fourth Proportional to 64,007.52, 88,329.78 and 35,327.43

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Solution

The fourth proportional to 64,007.52, 88,329.78 and 35,327.43 is: 48,751.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,007.52 : 88,329.78 = 35,327.43 : x
  2. Step 2: Convert to fraction form
    64,007.52/88,329.78 = 35,327.43/x
  3. Step 3: Cross multiply
    64,007.52x = 88,329.78 × 35,327.43
  4. Step 4: Simplify right side
    64,007.52x = 3,120,464,119.87
  5. Step 5: Solve for x
    x = 3,120,464,119.87/64,007.52
  6. Step 6: Final answer
    x = 48,751.52

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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.