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Finding the Fourth Proportional to 64,000.96, 88,323.44 and 34,930.91

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Solution

The fourth proportional to 64,000.96, 88,323.44 and 34,930.91 is: 48,205.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,000.96 : 88,323.44 = 34,930.91 : x
  2. Step 2: Convert to fraction form
    64,000.96/88,323.44 = 34,930.91/x
  3. Step 3: Cross multiply
    64,000.96x = 88,323.44 × 34,930.91
  4. Step 4: Simplify right side
    64,000.96x = 3,085,218,133.53
  5. Step 5: Solve for x
    x = 3,085,218,133.53/64,000.96
  6. Step 6: Final answer
    x = 48,205.81

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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.