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Finding the Fourth Proportional to 122,124.61, 183,213.21 and 37,883.08

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Solution

The fourth proportional to 122,124.61, 183,213.21 and 37,883.08 is: 56,832.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,124.61 : 183,213.21 = 37,883.08 : x
  2. Step 2: Convert to fraction form
    122,124.61/183,213.21 = 37,883.08/x
  3. Step 3: Cross multiply
    122,124.61x = 183,213.21 × 37,883.08
  4. Step 4: Simplify right side
    122,124.61x = 6,940,680,691.49
  5. Step 5: Solve for x
    x = 6,940,680,691.49/122,124.61
  6. Step 6: Final answer
    x = 56,832.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.