Home / 56,344.44-77,756.52-30,851.88

Finding the Fourth Proportional to 56,344.44, 77,756.52 and 30,851.88

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Solution

The fourth proportional to 56,344.44, 77,756.52 and 30,851.88 is: 42,576.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,344.44 : 77,756.52 = 30,851.88 : x
  2. Step 2: Convert to fraction form
    56,344.44/77,756.52 = 30,851.88/x
  3. Step 3: Cross multiply
    56,344.44x = 77,756.52 × 30,851.88
  4. Step 4: Simplify right side
    56,344.44x = 2,398,934,824.26
  5. Step 5: Solve for x
    x = 2,398,934,824.26/56,344.44
  6. Step 6: Final answer
    x = 42,576.25

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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.