Home / 57,060.33-78,737.22-31,562.64

Finding the Fourth Proportional to 57,060.33, 78,737.22 and 31,562.64

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Solution

The fourth proportional to 57,060.33, 78,737.22 and 31,562.64 is: 43,553.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,060.33 : 78,737.22 = 31,562.64 : x
  2. Step 2: Convert to fraction form
    57,060.33/78,737.22 = 31,562.64/x
  3. Step 3: Cross multiply
    57,060.33x = 78,737.22 × 31,562.64
  4. Step 4: Simplify right side
    57,060.33x = 2,485,154,529.46
  5. Step 5: Solve for x
    x = 2,485,154,529.46/57,060.33
  6. Step 6: Final answer
    x = 43,553.10

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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.