Home / 60,311.08-90,345.66-30,727.72

Finding the Fourth Proportional to 60,311.08, 90,345.66 and 30,727.72

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Solution

The fourth proportional to 60,311.08, 90,345.66 and 30,727.72 is: 46,029.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,311.08 : 90,345.66 = 30,727.72 : x
  2. Step 2: Convert to fraction form
    60,311.08/90,345.66 = 30,727.72/x
  3. Step 3: Cross multiply
    60,311.08x = 90,345.66 × 30,727.72
  4. Step 4: Simplify right side
    60,311.08x = 2,776,116,143.70
  5. Step 5: Solve for x
    x = 2,776,116,143.70/60,311.08
  6. Step 6: Final answer
    x = 46,029.95

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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.