Home / 146,717.70-220,162.95-53,232.90

Finding the Fourth Proportional to 146,717.70, 220,162.95 and 53,232.90

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Solution

The fourth proportional to 146,717.70, 220,162.95 and 53,232.90 is: 79,880.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,717.70 : 220,162.95 = 53,232.90 : x
  2. Step 2: Convert to fraction form
    146,717.70/220,162.95 = 53,232.90/x
  3. Step 3: Cross multiply
    146,717.70x = 220,162.95 × 53,232.90
  4. Step 4: Simplify right side
    146,717.70x = 11,719,912,301.06
  5. Step 5: Solve for x
    x = 11,719,912,301.06/146,717.70
  6. Step 6: Final answer
    x = 79,880.70

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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.