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Finding the Fourth Proportional to 154,392, 231,588 and 37,656

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Solution

The fourth proportional to 154,392, 231,588 and 37,656 is: 56,484

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,392 : 231,588 = 37,656 : x
  2. Step 2: Convert to fraction form
    154,392/231,588 = 37,656/x
  3. Step 3: Cross multiply
    154,392x = 231,588 × 37,656
  4. Step 4: Simplify right side
    154,392x = 8,720,677,728
  5. Step 5: Solve for x
    x = 8,720,677,728/154,392
  6. Step 6: Final answer
    x = 56,484

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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.