Home / 89,326.84-123,270.52-49,041.28

Finding the Fourth Proportional to 89,326.84, 123,270.52 and 49,041.28

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Solution

The fourth proportional to 89,326.84, 123,270.52 and 49,041.28 is: 67,676.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,326.84 : 123,270.52 = 49,041.28 : x
  2. Step 2: Convert to fraction form
    89,326.84/123,270.52 = 49,041.28/x
  3. Step 3: Cross multiply
    89,326.84x = 123,270.52 × 49,041.28
  4. Step 4: Simplify right side
    89,326.84x = 6,045,344,087.07
  5. Step 5: Solve for x
    x = 6,045,344,087.07/89,326.84
  6. Step 6: Final answer
    x = 67,676.68

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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.