Home / 152,691.15-228,986.57-51,462.05

Finding the Fourth Proportional to 152,691.15, 228,986.57 and 51,462.05

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Solution

The fourth proportional to 152,691.15, 228,986.57 and 51,462.05 is: 77,176.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,691.15 : 228,986.57 = 51,462.05 : x
  2. Step 2: Convert to fraction form
    152,691.15/228,986.57 = 51,462.05/x
  3. Step 3: Cross multiply
    152,691.15x = 228,986.57 × 51,462.05
  4. Step 4: Simplify right side
    152,691.15x = 11,784,116,912.43
  5. Step 5: Solve for x
    x = 11,784,116,912.43/152,691.15
  6. Step 6: Final answer
    x = 77,176.16

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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.