Home / 177,709.94-245,240.20-106,088.42

Finding the Fourth Proportional to 177,709.94, 245,240.20 and 106,088.42

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Solution

The fourth proportional to 177,709.94, 245,240.20 and 106,088.42 is: 146,402.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,709.94 : 245,240.20 = 106,088.42 : x
  2. Step 2: Convert to fraction form
    177,709.94/245,240.20 = 106,088.42/x
  3. Step 3: Cross multiply
    177,709.94x = 245,240.20 × 106,088.42
  4. Step 4: Simplify right side
    177,709.94x = 26,017,144,112.28
  5. Step 5: Solve for x
    x = 26,017,144,112.28/177,709.94
  6. Step 6: Final answer
    x = 146,402.31

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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.