Home / 51,621.16-77,379.45-34,982.87

Finding the Fourth Proportional to 51,621.16, 77,379.45 and 34,982.87

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Solution

The fourth proportional to 51,621.16, 77,379.45 and 34,982.87 is: 52,438.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,621.16 : 77,379.45 = 34,982.87 : x
  2. Step 2: Convert to fraction form
    51,621.16/77,379.45 = 34,982.87/x
  3. Step 3: Cross multiply
    51,621.16x = 77,379.45 × 34,982.87
  4. Step 4: Simplify right side
    51,621.16x = 2,706,955,433.47
  5. Step 5: Solve for x
    x = 2,706,955,433.47/51,621.16
  6. Step 6: Final answer
    x = 52,438.88

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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.