Home / 112,227.24-154,868.10-64,447.08

Finding the Fourth Proportional to 112,227.24, 154,868.10 and 64,447.08

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Solution

The fourth proportional to 112,227.24, 154,868.10 and 64,447.08 is: 88,933.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,227.24 : 154,868.10 = 64,447.08 : x
  2. Step 2: Convert to fraction form
    112,227.24/154,868.10 = 64,447.08/x
  3. Step 3: Cross multiply
    112,227.24x = 154,868.10 × 64,447.08
  4. Step 4: Simplify right side
    112,227.24x = 9,980,796,830.15
  5. Step 5: Solve for x
    x = 9,980,796,830.15/112,227.24
  6. Step 6: Final answer
    x = 88,933.82

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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.