Home / 171,143.46-236,120.40-110,790.36

Finding the Fourth Proportional to 171,143.46, 236,120.40 and 110,790.36

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Solution

The fourth proportional to 171,143.46, 236,120.40 and 110,790.36 is: 152,853.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,143.46 : 236,120.40 = 110,790.36 : x
  2. Step 2: Convert to fraction form
    171,143.46/236,120.40 = 110,790.36/x
  3. Step 3: Cross multiply
    171,143.46x = 236,120.40 × 110,790.36
  4. Step 4: Simplify right side
    171,143.46x = 26,159,864,119.34
  5. Step 5: Solve for x
    x = 26,159,864,119.34/171,143.46
  6. Step 6: Final answer
    x = 152,853.43

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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.