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Finding the Fourth Proportional to 215,441.88, 297,304.74 and 119,946.66

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Solution

The fourth proportional to 215,441.88, 297,304.74 and 119,946.66 is: 165,523.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,441.88 : 297,304.74 = 119,946.66 : x
  2. Step 2: Convert to fraction form
    215,441.88/297,304.74 = 119,946.66/x
  3. Step 3: Cross multiply
    215,441.88x = 297,304.74 × 119,946.66
  4. Step 4: Simplify right side
    215,441.88x = 35,660,710,565.17
  5. Step 5: Solve for x
    x = 35,660,710,565.17/215,441.88
  6. Step 6: Final answer
    x = 165,523.58

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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.