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Finding the Fourth Proportional to 239,548.84, 330,635.14 and 144,037.04

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Solution

The fourth proportional to 239,548.84, 330,635.14 and 144,037.04 is: 198,805.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,548.84 : 330,635.14 = 144,037.04 : x
  2. Step 2: Convert to fraction form
    239,548.84/330,635.14 = 144,037.04/x
  3. Step 3: Cross multiply
    239,548.84x = 330,635.14 × 144,037.04
  4. Step 4: Simplify right side
    239,548.84x = 47,623,706,885.59
  5. Step 5: Solve for x
    x = 47,623,706,885.59/239,548.84
  6. Step 6: Final answer
    x = 198,805.83

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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.