Home / 60,529.31-90,794.42-21,086.36

Finding the Fourth Proportional to 60,529.31, 90,794.42 and 21,086.36

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Solution

The fourth proportional to 60,529.31, 90,794.42 and 21,086.36 is: 31,629.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,529.31 : 90,794.42 = 21,086.36 : x
  2. Step 2: Convert to fraction form
    60,529.31/90,794.42 = 21,086.36/x
  3. Step 3: Cross multiply
    60,529.31x = 90,794.42 × 21,086.36
  4. Step 4: Simplify right side
    60,529.31x = 1,914,523,686.26
  5. Step 5: Solve for x
    x = 1,914,523,686.26/60,529.31
  6. Step 6: Final answer
    x = 31,629.70

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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.