Home / 192,918.52-289,361.10-59,795.80

Finding the Fourth Proportional to 192,918.52, 289,361.10 and 59,795.80

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Solution

The fourth proportional to 192,918.52, 289,361.10 and 59,795.80 is: 89,688.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,918.52 : 289,361.10 = 59,795.80 : x
  2. Step 2: Convert to fraction form
    192,918.52/289,361.10 = 59,795.80/x
  3. Step 3: Cross multiply
    192,918.52x = 289,361.10 × 59,795.80
  4. Step 4: Simplify right side
    192,918.52x = 17,302,578,463.38
  5. Step 5: Solve for x
    x = 17,302,578,463.38/192,918.52
  6. Step 6: Final answer
    x = 89,688.53

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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.