Home / 112,238.08-154,891.82-61,254.09

Finding the Fourth Proportional to 112,238.08, 154,891.82 and 61,254.09

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Solution

The fourth proportional to 112,238.08, 154,891.82 and 61,254.09 is: 84,532.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,238.08 : 154,891.82 = 61,254.09 : x
  2. Step 2: Convert to fraction form
    112,238.08/154,891.82 = 61,254.09/x
  3. Step 3: Cross multiply
    112,238.08x = 154,891.82 × 61,254.09
  4. Step 4: Simplify right side
    112,238.08x = 9,487,757,291.12
  5. Step 5: Solve for x
    x = 9,487,757,291.12/112,238.08
  6. Step 6: Final answer
    x = 84,532.43

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1.5x scale

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.