Home / 59,299.18-81,836.49-34,156.78

Finding the Fourth Proportional to 59,299.18, 81,836.49 and 34,156.78

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Solution

The fourth proportional to 59,299.18, 81,836.49 and 34,156.78 is: 47,138.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,299.18 : 81,836.49 = 34,156.78 : x
  2. Step 2: Convert to fraction form
    59,299.18/81,836.49 = 34,156.78/x
  3. Step 3: Cross multiply
    59,299.18x = 81,836.49 × 34,156.78
  4. Step 4: Simplify right side
    59,299.18x = 2,795,270,908.40
  5. Step 5: Solve for x
    x = 2,795,270,908.40/59,299.18
  6. Step 6: Final answer
    x = 47,138.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.