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Finding the Fourth Proportional to 259,552.53, 358,171.43 and 146,385.81

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Solution

The fourth proportional to 259,552.53, 358,171.43 and 146,385.81 is: 202,006.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,552.53 : 358,171.43 = 146,385.81 : x
  2. Step 2: Convert to fraction form
    259,552.53/358,171.43 = 146,385.81/x
  3. Step 3: Cross multiply
    259,552.53x = 358,171.43 × 146,385.81
  4. Step 4: Simplify right side
    259,552.53x = 52,431,214,167.48
  5. Step 5: Solve for x
    x = 52,431,214,167.48/259,552.53
  6. Step 6: Final answer
    x = 202,006.18

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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.