Home / 154,627.12-231,976.98-48,005.63

Finding the Fourth Proportional to 154,627.12, 231,976.98 and 48,005.63

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Solution

The fourth proportional to 154,627.12, 231,976.98 and 48,005.63 is: 72,019.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,627.12 : 231,976.98 = 48,005.63 : x
  2. Step 2: Convert to fraction form
    154,627.12/231,976.98 = 48,005.63/x
  3. Step 3: Cross multiply
    154,627.12x = 231,976.98 × 48,005.63
  4. Step 4: Simplify right side
    154,627.12x = 11,136,200,780.43
  5. Step 5: Solve for x
    x = 11,136,200,780.43/154,627.12
  6. Step 6: Final answer
    x = 72,019.71

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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.