Home / 48,273.12-66,509.46-36,118.86

Finding the Fourth Proportional to 48,273.12, 66,509.46 and 36,118.86

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Solution

The fourth proportional to 48,273.12, 66,509.46 and 36,118.86 is: 49,763.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,273.12 : 66,509.46 = 36,118.86 : x
  2. Step 2: Convert to fraction form
    48,273.12/66,509.46 = 36,118.86/x
  3. Step 3: Cross multiply
    48,273.12x = 66,509.46 × 36,118.86
  4. Step 4: Simplify right side
    48,273.12x = 2,402,245,874.42
  5. Step 5: Solve for x
    x = 2,402,245,874.42/48,273.12
  6. Step 6: Final answer
    x = 49,763.63

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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.