Home / 56,515.68-77,991.96-35,307.27

Finding the Fourth Proportional to 56,515.68, 77,991.96 and 35,307.27

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Solution

The fourth proportional to 56,515.68, 77,991.96 and 35,307.27 is: 48,724.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,515.68 : 77,991.96 = 35,307.27 : x
  2. Step 2: Convert to fraction form
    56,515.68/77,991.96 = 35,307.27/x
  3. Step 3: Cross multiply
    56,515.68x = 77,991.96 × 35,307.27
  4. Step 4: Simplify right side
    56,515.68x = 2,753,683,189.55
  5. Step 5: Solve for x
    x = 2,753,683,189.55/56,515.68
  6. Step 6: Final answer
    x = 48,724.23

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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.