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Finding the Fourth Proportional to 259,952.85, 358,717.82 and 151,047.54

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Solution

The fourth proportional to 259,952.85, 358,717.82 and 151,047.54 is: 208,435.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,952.85 : 358,717.82 = 151,047.54 : x
  2. Step 2: Convert to fraction form
    259,952.85/358,717.82 = 151,047.54/x
  3. Step 3: Cross multiply
    259,952.85x = 358,717.82 × 151,047.54
  4. Step 4: Simplify right side
    259,952.85x = 54,183,443,509.93
  5. Step 5: Solve for x
    x = 54,183,443,509.93/259,952.85
  6. Step 6: Final answer
    x = 208,435.66

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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.