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Finding the Fourth Proportional to 177,792.84, 245,351.84 and 106,268.22

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Solution

The fourth proportional to 177,792.84, 245,351.84 and 106,268.22 is: 146,648.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,792.84 : 245,351.84 = 106,268.22 : x
  2. Step 2: Convert to fraction form
    177,792.84/245,351.84 = 106,268.22/x
  3. Step 3: Cross multiply
    177,792.84x = 245,351.84 × 106,268.22
  4. Step 4: Simplify right side
    177,792.84x = 26,073,102,779.18
  5. Step 5: Solve for x
    x = 26,073,102,779.18/177,792.84
  6. Step 6: Final answer
    x = 146,648.78

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1.5x scale

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.