Home / 112,284.51-154,952.94-61,297.29

Finding the Fourth Proportional to 112,284.51, 154,952.94 and 61,297.29

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Solution

The fourth proportional to 112,284.51, 154,952.94 and 61,297.29 is: 84,590.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,284.51 : 154,952.94 = 61,297.29 : x
  2. Step 2: Convert to fraction form
    112,284.51/154,952.94 = 61,297.29/x
  3. Step 3: Cross multiply
    112,284.51x = 154,952.94 × 61,297.29
  4. Step 4: Simplify right side
    112,284.51x = 9,498,195,299.53
  5. Step 5: Solve for x
    x = 9,498,195,299.53/112,284.51
  6. Step 6: Final answer
    x = 84,590.43

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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.