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Finding the Fourth Proportional to 75,305.70, 112,958.55 and 22,708.35

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Solution

The fourth proportional to 75,305.70, 112,958.55 and 22,708.35 is: 34,062.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,305.70 : 112,958.55 = 22,708.35 : x
  2. Step 2: Convert to fraction form
    75,305.70/112,958.55 = 22,708.35/x
  3. Step 3: Cross multiply
    75,305.70x = 112,958.55 × 22,708.35
  4. Step 4: Simplify right side
    75,305.70x = 2,565,102,288.89
  5. Step 5: Solve for x
    x = 2,565,102,288.89/75,305.70
  6. Step 6: Final answer
    x = 34,062.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.