Home / 152,839.80-229,259.70-146,716.20

Finding the Fourth Proportional to 152,839.80, 229,259.70 and 146,716.20

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Solution

The fourth proportional to 152,839.80, 229,259.70 and 146,716.20 is: 220,074.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,839.80 : 229,259.70 = 146,716.20 : x
  2. Step 2: Convert to fraction form
    152,839.80/229,259.70 = 146,716.20/x
  3. Step 3: Cross multiply
    152,839.80x = 229,259.70 × 146,716.20
  4. Step 4: Simplify right side
    152,839.80x = 33,636,111,997.14
  5. Step 5: Solve for x
    x = 33,636,111,997.14/152,839.80
  6. Step 6: Final answer
    x = 220,074.30

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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.