Home / 112,265.58-154,924.16-61,279.32

Finding the Fourth Proportional to 112,265.58, 154,924.16 and 61,279.32

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Solution

The fourth proportional to 112,265.58, 154,924.16 and 61,279.32 is: 84,564.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,265.58 : 154,924.16 = 61,279.32 : x
  2. Step 2: Convert to fraction form
    112,265.58/154,924.16 = 61,279.32/x
  3. Step 3: Cross multiply
    112,265.58x = 154,924.16 × 61,279.32
  4. Step 4: Simplify right side
    112,265.58x = 9,493,647,176.37
  5. Step 5: Solve for x
    x = 9,493,647,176.37/112,265.58
  6. Step 6: Final answer
    x = 84,564.18

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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.