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Finding the Fourth Proportional to 64,007.70, 88,329.87 and 35,327.58

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Solution

The fourth proportional to 64,007.70, 88,329.87 and 35,327.58 is: 48,751.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,007.70 : 88,329.87 = 35,327.58 : x
  2. Step 2: Convert to fraction form
    64,007.70/88,329.87 = 35,327.58/x
  3. Step 3: Cross multiply
    64,007.70x = 88,329.87 × 35,327.58
  4. Step 4: Simplify right side
    64,007.70x = 3,120,480,548.81
  5. Step 5: Solve for x
    x = 3,120,480,548.81/64,007.70
  6. Step 6: Final answer
    x = 48,751.64

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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.