Home / 158,660.46-237,766.92-87,615.06

Finding the Fourth Proportional to 158,660.46, 237,766.92 and 87,615.06

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Solution

The fourth proportional to 158,660.46, 237,766.92 and 87,615.06 is: 131,299.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,660.46 : 237,766.92 = 87,615.06 : x
  2. Step 2: Convert to fraction form
    158,660.46/237,766.92 = 87,615.06/x
  3. Step 3: Cross multiply
    158,660.46x = 237,766.92 × 87,615.06
  4. Step 4: Simplify right side
    158,660.46x = 20,831,962,961.82
  5. Step 5: Solve for x
    x = 20,831,962,961.82/158,660.46
  6. Step 6: Final answer
    x = 131,299.02

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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.