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Finding the Fourth Proportional to 220,323.92, 304,046.26 and 124,848.81

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Solution

The fourth proportional to 220,323.92, 304,046.26 and 124,848.81 is: 172,290.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,323.92 : 304,046.26 = 124,848.81 : x
  2. Step 2: Convert to fraction form
    220,323.92/304,046.26 = 124,848.81/x
  3. Step 3: Cross multiply
    220,323.92x = 304,046.26 × 124,848.81
  4. Step 4: Simplify right side
    220,323.92x = 37,959,813,433.83
  5. Step 5: Solve for x
    x = 37,959,813,433.83/220,323.92
  6. Step 6: Final answer
    x = 172,290.94

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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.