Home / 56,243.90-77,620.20-32,376.44

Finding the Fourth Proportional to 56,243.90, 77,620.20 and 32,376.44

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Solution

The fourth proportional to 56,243.90, 77,620.20 and 32,376.44 is: 44,681.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,243.90 : 77,620.20 = 32,376.44 : x
  2. Step 2: Convert to fraction form
    56,243.90/77,620.20 = 32,376.44/x
  3. Step 3: Cross multiply
    56,243.90x = 77,620.20 × 32,376.44
  4. Step 4: Simplify right side
    56,243.90x = 2,513,065,748.09
  5. Step 5: Solve for x
    x = 2,513,065,748.09/56,243.90
  6. Step 6: Final answer
    x = 44,681.57

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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.