Home / 239,774.73-330,685.97-144,263.58

Finding the Fourth Proportional to 239,774.73, 330,685.97 and 144,263.58

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Solution

The fourth proportional to 239,774.73, 330,685.97 and 144,263.58 is: 198,961.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,774.73 : 330,685.97 = 144,263.58 : x
  2. Step 2: Convert to fraction form
    239,774.73/330,685.97 = 144,263.58/x
  3. Step 3: Cross multiply
    239,774.73x = 330,685.97 × 144,263.58
  4. Step 4: Simplify right side
    239,774.73x = 47,705,941,887.97
  5. Step 5: Solve for x
    x = 47,705,941,887.97/239,774.73
  6. Step 6: Final answer
    x = 198,961.51

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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.