Home / 177,768.15-245,323.89-106,134.81

Finding the Fourth Proportional to 177,768.15, 245,323.89 and 106,134.81

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Solution

The fourth proportional to 177,768.15, 245,323.89 and 106,134.81 is: 146,468.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,768.15 : 245,323.89 = 106,134.81 : x
  2. Step 2: Convert to fraction form
    177,768.15/245,323.89 = 106,134.81/x
  3. Step 3: Cross multiply
    177,768.15x = 245,323.89 × 106,134.81
  4. Step 4: Simplify right side
    177,768.15x = 26,037,404,453.61
  5. Step 5: Solve for x
    x = 26,037,404,453.61/177,768.15
  6. Step 6: Final answer
    x = 146,468.33

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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.