Home / 192,975.46-289,271.63-91,595.86

Finding the Fourth Proportional to 192,975.46, 289,271.63 and 91,595.86

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Solution

The fourth proportional to 192,975.46, 289,271.63 and 91,595.86 is: 137,302.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,975.46 : 289,271.63 = 91,595.86 : x
  2. Step 2: Convert to fraction form
    192,975.46/289,271.63 = 91,595.86/x
  3. Step 3: Cross multiply
    192,975.46x = 289,271.63 × 91,595.86
  4. Step 4: Simplify right side
    192,975.46x = 26,496,083,265.47
  5. Step 5: Solve for x
    x = 26,496,083,265.47/192,975.46
  6. Step 6: Final answer
    x = 137,302.86

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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.