Home / 75,012.57-112,574.24-35,569.82

Finding the Fourth Proportional to 75,012.57, 112,574.24 and 35,569.82

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Solution

The fourth proportional to 75,012.57, 112,574.24 and 35,569.82 is: 53,380.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,012.57 : 112,574.24 = 35,569.82 : x
  2. Step 2: Convert to fraction form
    75,012.57/112,574.24 = 35,569.82/x
  3. Step 3: Cross multiply
    75,012.57x = 112,574.24 × 35,569.82
  4. Step 4: Simplify right side
    75,012.57x = 4,004,244,712.72
  5. Step 5: Solve for x
    x = 4,004,244,712.72/75,012.57
  6. Step 6: Final answer
    x = 53,380.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.