Home / 146,647.28-219,061.12-106,346.36

Finding the Fourth Proportional to 146,647.28, 219,061.12 and 106,346.36

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Solution

The fourth proportional to 146,647.28, 219,061.12 and 106,346.36 is: 158,859.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,647.28 : 219,061.12 = 106,346.36 : x
  2. Step 2: Convert to fraction form
    146,647.28/219,061.12 = 106,346.36/x
  3. Step 3: Cross multiply
    146,647.28x = 219,061.12 × 106,346.36
  4. Step 4: Simplify right side
    146,647.28x = 23,296,352,729.52
  5. Step 5: Solve for x
    x = 23,296,352,729.52/146,647.28
  6. Step 6: Final answer
    x = 158,859.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.