Home / 141,283.28-211,869.30-51,304.70

Finding the Fourth Proportional to 141,283.28, 211,869.30 and 51,304.70

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Solution

The fourth proportional to 141,283.28, 211,869.30 and 51,304.70 is: 76,936.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,283.28 : 211,869.30 = 51,304.70 : x
  2. Step 2: Convert to fraction form
    141,283.28/211,869.30 = 51,304.70/x
  3. Step 3: Cross multiply
    141,283.28x = 211,869.30 × 51,304.70
  4. Step 4: Simplify right side
    141,283.28x = 10,869,890,875.71
  5. Step 5: Solve for x
    x = 10,869,890,875.71/141,283.28
  6. Step 6: Final answer
    x = 76,936.85

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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.