Home / 89,340.98-133,836.29-51,822.23

Finding the Fourth Proportional to 89,340.98, 133,836.29 and 51,822.23

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Solution

The fourth proportional to 89,340.98, 133,836.29 and 51,822.23 is: 77,631.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,340.98 : 133,836.29 = 51,822.23 : x
  2. Step 2: Convert to fraction form
    89,340.98/133,836.29 = 51,822.23/x
  3. Step 3: Cross multiply
    89,340.98x = 133,836.29 × 51,822.23
  4. Step 4: Simplify right side
    89,340.98x = 6,935,694,743.62
  5. Step 5: Solve for x
    x = 6,935,694,743.62/89,340.98
  6. Step 6: Final answer
    x = 77,631.73

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1.5x scale

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.