Home / 112,239.82-154,891.85-61,252.95

Finding the Fourth Proportional to 112,239.82, 154,891.85 and 61,252.95

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Solution

The fourth proportional to 112,239.82, 154,891.85 and 61,252.95 is: 84,529.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,239.82 : 154,891.85 = 61,252.95 : x
  2. Step 2: Convert to fraction form
    112,239.82/154,891.85 = 61,252.95/x
  3. Step 3: Cross multiply
    112,239.82x = 154,891.85 × 61,252.95
  4. Step 4: Simplify right side
    112,239.82x = 9,487,582,743.46
  5. Step 5: Solve for x
    x = 9,487,582,743.46/112,239.82
  6. Step 6: Final answer
    x = 84,529.56

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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.