Home / 177,743.43-245,288.84-106,129.71

Finding the Fourth Proportional to 177,743.43, 245,288.84 and 106,129.71

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Solution

The fourth proportional to 177,743.43, 245,288.84 and 106,129.71 is: 146,460.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,743.43 : 245,288.84 = 106,129.71 : x
  2. Step 2: Convert to fraction form
    177,743.43/245,288.84 = 106,129.71/x
  3. Step 3: Cross multiply
    177,743.43x = 245,288.84 × 106,129.71
  4. Step 4: Simplify right side
    177,743.43x = 26,032,433,455.44
  5. Step 5: Solve for x
    x = 26,032,433,455.44/177,743.43
  6. Step 6: Final answer
    x = 146,460.74

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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.