Home / 60,623.46-90,894.06-21,159

Finding the Fourth Proportional to 60,623.46, 90,894.06 and 21,159

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Solution

The fourth proportional to 60,623.46, 90,894.06 and 21,159 is: 31,724.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,623.46 : 90,894.06 = 21,159 : x
  2. Step 2: Convert to fraction form
    60,623.46/90,894.06 = 21,159/x
  3. Step 3: Cross multiply
    60,623.46x = 90,894.06 × 21,159
  4. Step 4: Simplify right side
    60,623.46x = 1,923,227,415.54
  5. Step 5: Solve for x
    x = 1,923,227,415.54/60,623.46
  6. Step 6: Final answer
    x = 31,724.14

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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.