Home / 221,052.35-305,084.54-124,264.18

Finding the Fourth Proportional to 221,052.35, 305,084.54 and 124,264.18

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Solution

The fourth proportional to 221,052.35, 305,084.54 and 124,264.18 is: 171,502.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,052.35 : 305,084.54 = 124,264.18 : x
  2. Step 2: Convert to fraction form
    221,052.35/305,084.54 = 124,264.18/x
  3. Step 3: Cross multiply
    221,052.35x = 305,084.54 × 124,264.18
  4. Step 4: Simplify right side
    221,052.35x = 37,911,079,169.69
  5. Step 5: Solve for x
    x = 37,911,079,169.69/221,052.35
  6. Step 6: Final answer
    x = 171,502.72

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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.