Home / 155,235.78-232,665.48-110,186.28

Finding the Fourth Proportional to 155,235.78, 232,665.48 and 110,186.28

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Solution

The fourth proportional to 155,235.78, 232,665.48 and 110,186.28 is: 165,145.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,235.78 : 232,665.48 = 110,186.28 : x
  2. Step 2: Convert to fraction form
    155,235.78/232,665.48 = 110,186.28/x
  3. Step 3: Cross multiply
    155,235.78x = 232,665.48 × 110,186.28
  4. Step 4: Simplify right side
    155,235.78x = 25,636,543,725.61
  5. Step 5: Solve for x
    x = 25,636,543,725.61/155,235.78
  6. Step 6: Final answer
    x = 165,145.84

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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.