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Finding the Fourth Proportional to 262,842.71, 362,722.65 and 141,983.97

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Solution

The fourth proportional to 262,842.71, 362,722.65 and 141,983.97 is: 195,937.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,842.71 : 362,722.65 = 141,983.97 : x
  2. Step 2: Convert to fraction form
    262,842.71/362,722.65 = 141,983.97/x
  3. Step 3: Cross multiply
    262,842.71x = 362,722.65 × 141,983.97
  4. Step 4: Simplify right side
    262,842.71x = 51,500,801,855.92
  5. Step 5: Solve for x
    x = 51,500,801,855.92/262,842.71
  6. Step 6: Final answer
    x = 195,937.72

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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.