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Finding the Fourth Proportional to 179,699.81, 269,521.16 and 59,746.79

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Solution

The fourth proportional to 179,699.81, 269,521.16 and 59,746.79 is: 89,610.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,699.81 : 269,521.16 = 59,746.79 : x
  2. Step 2: Convert to fraction form
    179,699.81/269,521.16 = 59,746.79/x
  3. Step 3: Cross multiply
    179,699.81x = 269,521.16 × 59,746.79
  4. Step 4: Simplify right side
    179,699.81x = 16,103,023,174.54
  5. Step 5: Solve for x
    x = 16,103,023,174.54/179,699.81
  6. Step 6: Final answer
    x = 89,610.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.