Home / 56,467.68-77,923.44-31,319.52

Finding the Fourth Proportional to 56,467.68, 77,923.44 and 31,319.52

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Solution

The fourth proportional to 56,467.68, 77,923.44 and 31,319.52 is: 43,219.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,467.68 : 77,923.44 = 31,319.52 : x
  2. Step 2: Convert to fraction form
    56,467.68/77,923.44 = 31,319.52/x
  3. Step 3: Cross multiply
    56,467.68x = 77,923.44 × 31,319.52
  4. Step 4: Simplify right side
    56,467.68x = 2,440,524,737.55
  5. Step 5: Solve for x
    x = 2,440,524,737.55/56,467.68
  6. Step 6: Final answer
    x = 43,219.85

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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.