Home / 89,919.52-124,087.38-49,633.24

Finding the Fourth Proportional to 89,919.52, 124,087.38 and 49,633.24

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Solution

The fourth proportional to 89,919.52, 124,087.38 and 49,633.24 is: 68,493.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,919.52 : 124,087.38 = 49,633.24 : x
  2. Step 2: Convert to fraction form
    89,919.52/124,087.38 = 49,633.24/x
  3. Step 3: Cross multiply
    89,919.52x = 124,087.38 × 49,633.24
  4. Step 4: Simplify right side
    89,919.52x = 6,158,858,712.51
  5. Step 5: Solve for x
    x = 6,158,858,712.51/89,919.52
  6. Step 6: Final answer
    x = 68,493.01

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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.