Home / 146,798.25-220,282.05-79,330.44

Finding the Fourth Proportional to 146,798.25, 220,282.05 and 79,330.44

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Solution

The fourth proportional to 146,798.25, 220,282.05 and 79,330.44 is: 119,041.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,798.25 : 220,282.05 = 79,330.44 : x
  2. Step 2: Convert to fraction form
    146,798.25/220,282.05 = 79,330.44/x
  3. Step 3: Cross multiply
    146,798.25x = 220,282.05 × 79,330.44
  4. Step 4: Simplify right side
    146,798.25x = 17,475,071,950.60
  5. Step 5: Solve for x
    x = 17,475,071,950.60/146,798.25
  6. Step 6: Final answer
    x = 119,041.42

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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.