Home / 51,441.92-77,026.68-42,071.84

Finding the Fourth Proportional to 51,441.92, 77,026.68 and 42,071.84

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Solution

The fourth proportional to 51,441.92, 77,026.68 and 42,071.84 is: 62,996.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,441.92 : 77,026.68 = 42,071.84 : x
  2. Step 2: Convert to fraction form
    51,441.92/77,026.68 = 42,071.84/x
  3. Step 3: Cross multiply
    51,441.92x = 77,026.68 × 42,071.84
  4. Step 4: Simplify right side
    51,441.92x = 3,240,654,156.69
  5. Step 5: Solve for x
    x = 3,240,654,156.69/51,441.92
  6. Step 6: Final answer
    x = 62,996.37

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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.