Home / 173,029.46-238,786.38-100,426.91

Finding the Fourth Proportional to 173,029.46, 238,786.38 and 100,426.91

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Solution

The fourth proportional to 173,029.46, 238,786.38 and 100,426.91 is: 138,592.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,029.46 : 238,786.38 = 100,426.91 : x
  2. Step 2: Convert to fraction form
    173,029.46/238,786.38 = 100,426.91/x
  3. Step 3: Cross multiply
    173,029.46x = 238,786.38 × 100,426.91
  4. Step 4: Simplify right side
    173,029.46x = 23,980,577,791.35
  5. Step 5: Solve for x
    x = 23,980,577,791.35/173,029.46
  6. Step 6: Final answer
    x = 138,592.46

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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.