Home / 89,329.83-123,277.23-49,046.46

Finding the Fourth Proportional to 89,329.83, 123,277.23 and 49,046.46

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Solution

The fourth proportional to 89,329.83, 123,277.23 and 49,046.46 is: 67,685.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,329.83 : 123,277.23 = 49,046.46 : x
  2. Step 2: Convert to fraction form
    89,329.83/123,277.23 = 49,046.46/x
  3. Step 3: Cross multiply
    89,329.83x = 123,277.23 × 49,046.46
  4. Step 4: Simplify right side
    89,329.83x = 6,046,311,730.11
  5. Step 5: Solve for x
    x = 6,046,311,730.11/89,329.83
  6. Step 6: Final answer
    x = 67,685.25

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1.5x scale

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.