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Finding the Fourth Proportional to 220,793.95, 304,703.01 and 124,014.84

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Solution

The fourth proportional to 220,793.95, 304,703.01 and 124,014.84 is: 171,144.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,793.95 : 304,703.01 = 124,014.84 : x
  2. Step 2: Convert to fraction form
    220,793.95/304,703.01 = 124,014.84/x
  3. Step 3: Cross multiply
    220,793.95x = 304,703.01 × 124,014.84
  4. Step 4: Simplify right side
    220,793.95x = 37,787,695,032.67
  5. Step 5: Solve for x
    x = 37,787,695,032.67/220,793.95
  6. Step 6: Final answer
    x = 171,144.61

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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.