Home / 112,229.91-154,873.22-61,927.83

Finding the Fourth Proportional to 112,229.91, 154,873.22 and 61,927.83

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Solution

The fourth proportional to 112,229.91, 154,873.22 and 61,927.83 is: 85,458.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,229.91 : 154,873.22 = 61,927.83 : x
  2. Step 2: Convert to fraction form
    112,229.91/154,873.22 = 61,927.83/x
  3. Step 3: Cross multiply
    112,229.91x = 154,873.22 × 61,927.83
  4. Step 4: Simplify right side
    112,229.91x = 9,590,962,130.07
  5. Step 5: Solve for x
    x = 9,590,962,130.07/112,229.91
  6. Step 6: Final answer
    x = 85,458.16

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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.