Home / 51,094.50-76,688.28-26,151.78

Finding the Fourth Proportional to 51,094.50, 76,688.28 and 26,151.78

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Solution

The fourth proportional to 51,094.50, 76,688.28 and 26,151.78 is: 39,251.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,094.50 : 76,688.28 = 26,151.78 : x
  2. Step 2: Convert to fraction form
    51,094.50/76,688.28 = 26,151.78/x
  3. Step 3: Cross multiply
    51,094.50x = 76,688.28 × 26,151.78
  4. Step 4: Simplify right side
    51,094.50x = 2,005,535,027.14
  5. Step 5: Solve for x
    x = 2,005,535,027.14/51,094.50
  6. Step 6: Final answer
    x = 39,251.49

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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.