Home / 341,837.94-512,757.15-89,117.81

Finding the Fourth Proportional to 341,837.94, 512,757.15 and 89,117.81

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Solution

The fourth proportional to 341,837.94, 512,757.15 and 89,117.81 is: 133,676.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,837.94 : 512,757.15 = 89,117.81 : x
  2. Step 2: Convert to fraction form
    341,837.94/512,757.15 = 89,117.81/x
  3. Step 3: Cross multiply
    341,837.94x = 512,757.15 × 89,117.81
  4. Step 4: Simplify right side
    341,837.94x = 45,695,794,269.84
  5. Step 5: Solve for x
    x = 45,695,794,269.84/341,837.94
  6. Step 6: Final answer
    x = 133,676.78

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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.