Home / 84,944.91-127,433.49-28,022.10

Finding the Fourth Proportional to 84,944.91, 127,433.49 and 28,022.10

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Solution

The fourth proportional to 84,944.91, 127,433.49 and 28,022.10 is: 42,038.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,944.91 : 127,433.49 = 28,022.10 : x
  2. Step 2: Convert to fraction form
    84,944.91/127,433.49 = 28,022.10/x
  3. Step 3: Cross multiply
    84,944.91x = 127,433.49 × 28,022.10
  4. Step 4: Simplify right side
    84,944.91x = 3,570,954,000.13
  5. Step 5: Solve for x
    x = 3,570,954,000.13/84,944.91
  6. Step 6: Final answer
    x = 42,038.47

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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.