Home / 155,525.28-233,521.20-89,040.48

Finding the Fourth Proportional to 155,525.28, 233,521.20 and 89,040.48

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Solution

The fourth proportional to 155,525.28, 233,521.20 and 89,040.48 is: 133,694.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,525.28 : 233,521.20 = 89,040.48 : x
  2. Step 2: Convert to fraction form
    155,525.28/233,521.20 = 89,040.48/x
  3. Step 3: Cross multiply
    155,525.28x = 233,521.20 × 89,040.48
  4. Step 4: Simplify right side
    155,525.28x = 20,792,839,738.18
  5. Step 5: Solve for x
    x = 20,792,839,738.18/155,525.28
  6. Step 6: Final answer
    x = 133,694.28

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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.