Home / 60,635.61-90,995.03-21,192.75

Finding the Fourth Proportional to 60,635.61, 90,995.03 and 21,192.75

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Solution

The fourth proportional to 60,635.61, 90,995.03 and 21,192.75 is: 31,803.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,635.61 : 90,995.03 = 21,192.75 : x
  2. Step 2: Convert to fraction form
    60,635.61/90,995.03 = 21,192.75/x
  3. Step 3: Cross multiply
    60,635.61x = 90,995.03 × 21,192.75
  4. Step 4: Simplify right side
    60,635.61x = 1,928,434,816.07
  5. Step 5: Solve for x
    x = 1,928,434,816.07/60,635.61
  6. Step 6: Final answer
    x = 31,803.67

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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.