Home / 50,134.56-75,027.76-31,151.40

Finding the Fourth Proportional to 50,134.56, 75,027.76 and 31,151.40

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Solution

The fourth proportional to 50,134.56, 75,027.76 and 31,151.40 is: 46,618.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,134.56 : 75,027.76 = 31,151.40 : x
  2. Step 2: Convert to fraction form
    50,134.56/75,027.76 = 31,151.40/x
  3. Step 3: Cross multiply
    50,134.56x = 75,027.76 × 31,151.40
  4. Step 4: Simplify right side
    50,134.56x = 2,337,219,762.86
  5. Step 5: Solve for x
    x = 2,337,219,762.86/50,134.56
  6. Step 6: Final answer
    x = 46,618.93

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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.