Home / 89,953.77-124,141.07-49,667.41

Finding the Fourth Proportional to 89,953.77, 124,141.07 and 49,667.41

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Solution

The fourth proportional to 89,953.77, 124,141.07 and 49,667.41 is: 68,543.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,953.77 : 124,141.07 = 49,667.41 : x
  2. Step 2: Convert to fraction form
    89,953.77/124,141.07 = 49,667.41/x
  3. Step 3: Cross multiply
    89,953.77x = 124,141.07 × 49,667.41
  4. Step 4: Simplify right side
    89,953.77x = 6,165,765,421.53
  5. Step 5: Solve for x
    x = 6,165,765,421.53/89,953.77
  6. Step 6: Final answer
    x = 68,543.71

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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.