Home / 192,235.50-265,270.05-111,649.86

Finding the Fourth Proportional to 192,235.50, 265,270.05 and 111,649.86

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Solution

The fourth proportional to 192,235.50, 265,270.05 and 111,649.86 is: 154,068.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,235.50 : 265,270.05 = 111,649.86 : x
  2. Step 2: Convert to fraction form
    192,235.50/265,270.05 = 111,649.86/x
  3. Step 3: Cross multiply
    192,235.50x = 265,270.05 × 111,649.86
  4. Step 4: Simplify right side
    192,235.50x = 29,617,363,944.69
  5. Step 5: Solve for x
    x = 29,617,363,944.69/192,235.50
  6. Step 6: Final answer
    x = 154,068.13

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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.