Home / 71,970.08-99,286.58-41,737.87

Finding the Fourth Proportional to 71,970.08, 99,286.58 and 41,737.87

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Solution

The fourth proportional to 71,970.08, 99,286.58 and 41,737.87 is: 57,579.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,970.08 : 99,286.58 = 41,737.87 : x
  2. Step 2: Convert to fraction form
    71,970.08/99,286.58 = 41,737.87/x
  3. Step 3: Cross multiply
    71,970.08x = 99,286.58 × 41,737.87
  4. Step 4: Simplify right side
    71,970.08x = 4,144,010,597.24
  5. Step 5: Solve for x
    x = 4,144,010,597.24/71,970.08
  6. Step 6: Final answer
    x = 57,579.63

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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.