Home / 89,667.39-123,713.08-50,898.77

Finding the Fourth Proportional to 89,667.39, 123,713.08 and 50,898.77

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Solution

The fourth proportional to 89,667.39, 123,713.08 and 50,898.77 is: 70,224.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,667.39 : 123,713.08 = 50,898.77 : x
  2. Step 2: Convert to fraction form
    89,667.39/123,713.08 = 50,898.77/x
  3. Step 3: Cross multiply
    89,667.39x = 123,713.08 × 50,898.77
  4. Step 4: Simplify right side
    89,667.39x = 6,296,843,604.91
  5. Step 5: Solve for x
    x = 6,296,843,604.91/89,667.39
  6. Step 6: Final answer
    x = 70,224.46

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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.