Home / 84,979.27-127,437.22-24,991.68

Finding the Fourth Proportional to 84,979.27, 127,437.22 and 24,991.68

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Solution

The fourth proportional to 84,979.27, 127,437.22 and 24,991.68 is: 37,478.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,979.27 : 127,437.22 = 24,991.68 : x
  2. Step 2: Convert to fraction form
    84,979.27/127,437.22 = 24,991.68/x
  3. Step 3: Cross multiply
    84,979.27x = 127,437.22 × 24,991.68
  4. Step 4: Simplify right side
    84,979.27x = 3,184,870,222.33
  5. Step 5: Solve for x
    x = 3,184,870,222.33/84,979.27
  6. Step 6: Final answer
    x = 37,478.20

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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.