Home / 217,087.40-325,631.10-59,331.80

Finding the Fourth Proportional to 217,087.40, 325,631.10 and 59,331.80

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Solution

The fourth proportional to 217,087.40, 325,631.10 and 59,331.80 is: 88,997.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,087.40 : 325,631.10 = 59,331.80 : x
  2. Step 2: Convert to fraction form
    217,087.40/325,631.10 = 59,331.80/x
  3. Step 3: Cross multiply
    217,087.40x = 325,631.10 × 59,331.80
  4. Step 4: Simplify right side
    217,087.40x = 19,320,279,298.98
  5. Step 5: Solve for x
    x = 19,320,279,298.98/217,087.40
  6. Step 6: Final answer
    x = 88,997.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.