Home / 146,433.48-219,571.24-79,001.64

Finding the Fourth Proportional to 146,433.48, 219,571.24 and 79,001.64

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Solution

The fourth proportional to 146,433.48, 219,571.24 and 79,001.64 is: 118,459.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,433.48 : 219,571.24 = 79,001.64 : x
  2. Step 2: Convert to fraction form
    146,433.48/219,571.24 = 79,001.64/x
  3. Step 3: Cross multiply
    146,433.48x = 219,571.24 × 79,001.64
  4. Step 4: Simplify right side
    146,433.48x = 17,346,488,056.83
  5. Step 5: Solve for x
    x = 17,346,488,056.83/146,433.48
  6. Step 6: Final answer
    x = 118,459.85

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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.