Home / 239,460.30-330,494.58-144,019.62

Finding the Fourth Proportional to 239,460.30, 330,494.58 and 144,019.62

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Solution

The fourth proportional to 239,460.30, 330,494.58 and 144,019.62 is: 198,770.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,460.30 : 330,494.58 = 144,019.62 : x
  2. Step 2: Convert to fraction form
    239,460.30/330,494.58 = 144,019.62/x
  3. Step 3: Cross multiply
    239,460.30x = 330,494.58 × 144,019.62
  4. Step 4: Simplify right side
    239,460.30x = 47,597,703,823.66
  5. Step 5: Solve for x
    x = 47,597,703,823.66/239,460.30
  6. Step 6: Final answer
    x = 198,770.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.