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Finding the Fourth Proportional to 268,569.79, 370,628.82 and 146,063.29

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Solution

The fourth proportional to 268,569.79, 370,628.82 and 146,063.29 is: 201,568.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,569.79 : 370,628.82 = 146,063.29 : x
  2. Step 2: Convert to fraction form
    268,569.79/370,628.82 = 146,063.29/x
  3. Step 3: Cross multiply
    268,569.79x = 370,628.82 × 146,063.29
  4. Step 4: Simplify right side
    268,569.79x = 54,135,264,818.02
  5. Step 5: Solve for x
    x = 54,135,264,818.02/268,569.79
  6. Step 6: Final answer
    x = 201,568.71

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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.