Home / 192,746.61-289,243.31-104,061.87

Finding the Fourth Proportional to 192,746.61, 289,243.31 and 104,061.87

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Solution

The fourth proportional to 192,746.61, 289,243.31 and 104,061.87 is: 156,159.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,746.61 : 289,243.31 = 104,061.87 : x
  2. Step 2: Convert to fraction form
    192,746.61/289,243.31 = 104,061.87/x
  3. Step 3: Cross multiply
    192,746.61x = 289,243.31 × 104,061.87
  4. Step 4: Simplify right side
    192,746.61x = 30,099,199,203.28
  5. Step 5: Solve for x
    x = 30,099,199,203.28/192,746.61
  6. Step 6: Final answer
    x = 156,159.42

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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.