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Finding the Fourth Proportional to 60,364.68, 90,535.05 and 30,370.92

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Solution

The fourth proportional to 60,364.68, 90,535.05 and 30,370.92 is: 45,550.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,364.68 : 90,535.05 = 30,370.92 : x
  2. Step 2: Convert to fraction form
    60,364.68/90,535.05 = 30,370.92/x
  3. Step 3: Cross multiply
    60,364.68x = 90,535.05 × 30,370.92
  4. Step 4: Simplify right side
    60,364.68x = 2,749,632,760.75
  5. Step 5: Solve for x
    x = 2,749,632,760.75/60,364.68
  6. Step 6: Final answer
    x = 45,550.36

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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.