Home / 89,319.72-123,253.44-49,033.32

Finding the Fourth Proportional to 89,319.72, 123,253.44 and 49,033.32

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Solution

The fourth proportional to 89,319.72, 123,253.44 and 49,033.32 is: 67,661.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,319.72 : 123,253.44 = 49,033.32 : x
  2. Step 2: Convert to fraction form
    89,319.72/123,253.44 = 49,033.32/x
  3. Step 3: Cross multiply
    89,319.72x = 123,253.44 × 49,033.32
  4. Step 4: Simplify right side
    89,319.72x = 6,043,525,364.62
  5. Step 5: Solve for x
    x = 6,043,525,364.62/89,319.72
  6. Step 6: Final answer
    x = 67,661.71

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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.