Home / 56,467.96-77,926.38-31,319.08

Finding the Fourth Proportional to 56,467.96, 77,926.38 and 31,319.08

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Solution

The fourth proportional to 56,467.96, 77,926.38 and 31,319.08 is: 43,220.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,467.96 : 77,926.38 = 31,319.08 : x
  2. Step 2: Convert to fraction form
    56,467.96/77,926.38 = 31,319.08/x
  3. Step 3: Cross multiply
    56,467.96x = 77,926.38 × 31,319.08
  4. Step 4: Simplify right side
    56,467.96x = 2,440,582,529.33
  5. Step 5: Solve for x
    x = 2,440,582,529.33/56,467.96
  6. Step 6: Final answer
    x = 43,220.66

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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.