Home / 56,260.18-77,637.87-30,766.26

Finding the Fourth Proportional to 56,260.18, 77,637.87 and 30,766.26

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Solution

The fourth proportional to 56,260.18, 77,637.87 and 30,766.26 is: 42,456.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,260.18 : 77,637.87 = 30,766.26 : x
  2. Step 2: Convert to fraction form
    56,260.18/77,637.87 = 30,766.26/x
  3. Step 3: Cross multiply
    56,260.18x = 77,637.87 × 30,766.26
  4. Step 4: Simplify right side
    56,260.18x = 2,388,627,185.41
  5. Step 5: Solve for x
    x = 2,388,627,185.41/56,260.18
  6. Step 6: Final answer
    x = 42,456.80

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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.