Home / 146,125.60-219,189.36-79,632.16

Finding the Fourth Proportional to 146,125.60, 219,189.36 and 79,632.16

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Solution

The fourth proportional to 146,125.60, 219,189.36 and 79,632.16 is: 119,448.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,125.60 : 219,189.36 = 79,632.16 : x
  2. Step 2: Convert to fraction form
    146,125.60/219,189.36 = 79,632.16/x
  3. Step 3: Cross multiply
    146,125.60x = 219,189.36 × 79,632.16
  4. Step 4: Simplify right side
    146,125.60x = 17,454,522,185.82
  5. Step 5: Solve for x
    x = 17,454,522,185.82/146,125.60
  6. Step 6: Final answer
    x = 119,448.76

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1.5x scale

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.