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Finding the Fourth Proportional to 89,574.96, 134,367.15 and 23,015.54

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Solution

The fourth proportional to 89,574.96, 134,367.15 and 23,015.54 is: 34,524.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,574.96 : 134,367.15 = 23,015.54 : x
  2. Step 2: Convert to fraction form
    89,574.96/134,367.15 = 23,015.54/x
  3. Step 3: Cross multiply
    89,574.96x = 134,367.15 × 23,015.54
  4. Step 4: Simplify right side
    89,574.96x = 3,092,532,937.74
  5. Step 5: Solve for x
    x = 3,092,532,937.74/89,574.96
  6. Step 6: Final answer
    x = 34,524.52

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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.