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Finding the Fourth Proportional to 265,972.32, 366,991.68 and 158,552.34

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Solution

The fourth proportional to 265,972.32, 366,991.68 and 158,552.34 is: 218,772.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,972.32 : 366,991.68 = 158,552.34 : x
  2. Step 2: Convert to fraction form
    265,972.32/366,991.68 = 158,552.34/x
  3. Step 3: Cross multiply
    265,972.32x = 366,991.68 × 158,552.34
  4. Step 4: Simplify right side
    265,972.32x = 58,187,389,624.53
  5. Step 5: Solve for x
    x = 58,187,389,624.53/265,972.32
  6. Step 6: Final answer
    x = 218,772.35

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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.