Home / 177,738.86-245,282.55-106,125.14

Finding the Fourth Proportional to 177,738.86, 245,282.55 and 106,125.14

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Solution

The fourth proportional to 177,738.86, 245,282.55 and 106,125.14 is: 146,454.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,738.86 : 245,282.55 = 106,125.14 : x
  2. Step 2: Convert to fraction form
    177,738.86/245,282.55 = 106,125.14/x
  3. Step 3: Cross multiply
    177,738.86x = 245,282.55 × 106,125.14
  4. Step 4: Simplify right side
    177,738.86x = 26,030,645,173.54
  5. Step 5: Solve for x
    x = 26,030,645,173.54/177,738.86
  6. Step 6: Final answer
    x = 146,454.44

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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.