Home / 56,350.86-77,730.39-37,231.26

Finding the Fourth Proportional to 56,350.86, 77,730.39 and 37,231.26

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Solution

The fourth proportional to 56,350.86, 77,730.39 and 37,231.26 is: 51,356.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,350.86 : 77,730.39 = 37,231.26 : x
  2. Step 2: Convert to fraction form
    56,350.86/77,730.39 = 37,231.26/x
  3. Step 3: Cross multiply
    56,350.86x = 77,730.39 × 37,231.26
  4. Step 4: Simplify right side
    56,350.86x = 2,894,000,359.99
  5. Step 5: Solve for x
    x = 2,894,000,359.99/56,350.86
  6. Step 6: Final answer
    x = 51,356.81

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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.