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Finding the Fourth Proportional to 262,767.60, 362,619.21 and 141,908.85

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Solution

The fourth proportional to 262,767.60, 362,619.21 and 141,908.85 is: 195,834.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,767.60 : 362,619.21 = 141,908.85 : x
  2. Step 2: Convert to fraction form
    262,767.60/362,619.21 = 141,908.85/x
  3. Step 3: Cross multiply
    262,767.60x = 362,619.21 × 141,908.85
  4. Step 4: Simplify right side
    262,767.60x = 51,458,875,611.17
  5. Step 5: Solve for x
    x = 51,458,875,611.17/262,767.60
  6. Step 6: Final answer
    x = 195,834.17

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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.