Home / 112,227.62-154,869.82-61,926.62

Finding the Fourth Proportional to 112,227.62, 154,869.82 and 61,926.62

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Solution

The fourth proportional to 112,227.62, 154,869.82 and 61,926.62 is: 85,456.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,227.62 : 154,869.82 = 61,926.62 : x
  2. Step 2: Convert to fraction form
    112,227.62/154,869.82 = 61,926.62/x
  3. Step 3: Cross multiply
    112,227.62x = 154,869.82 × 61,926.62
  4. Step 4: Simplify right side
    112,227.62x = 9,590,564,492.61
  5. Step 5: Solve for x
    x = 9,590,564,492.61/112,227.62
  6. Step 6: Final answer
    x = 85,456.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.