Home / 84,952.16-127,431.48-43,350.56

Finding the Fourth Proportional to 84,952.16, 127,431.48 and 43,350.56

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Solution

The fourth proportional to 84,952.16, 127,431.48 and 43,350.56 is: 65,027.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,952.16 : 127,431.48 = 43,350.56 : x
  2. Step 2: Convert to fraction form
    84,952.16/127,431.48 = 43,350.56/x
  3. Step 3: Cross multiply
    84,952.16x = 127,431.48 × 43,350.56
  4. Step 4: Simplify right side
    84,952.16x = 5,524,226,019.63
  5. Step 5: Solve for x
    x = 5,524,226,019.63/84,952.16
  6. Step 6: Final answer
    x = 65,027.49

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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.