Home / 50,151.20-75,128.16-36,077.86

Finding the Fourth Proportional to 50,151.20, 75,128.16 and 36,077.86

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Solution

The fourth proportional to 50,151.20, 75,128.16 and 36,077.86 is: 54,045.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,151.20 : 75,128.16 = 36,077.86 : x
  2. Step 2: Convert to fraction form
    50,151.20/75,128.16 = 36,077.86/x
  3. Step 3: Cross multiply
    50,151.20x = 75,128.16 × 36,077.86
  4. Step 4: Simplify right side
    50,151.20x = 2,710,462,842.21
  5. Step 5: Solve for x
    x = 2,710,462,842.21/50,151.20
  6. Step 6: Final answer
    x = 54,045.82

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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.