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Finding the Fourth Proportional to 56,483.83, 84,725.90 and 23,180.53

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Solution

The fourth proportional to 56,483.83, 84,725.90 and 23,180.53 is: 34,770.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,483.83 : 84,725.90 = 23,180.53 : x
  2. Step 2: Convert to fraction form
    56,483.83/84,725.90 = 23,180.53/x
  3. Step 3: Cross multiply
    56,483.83x = 84,725.90 × 23,180.53
  4. Step 4: Simplify right side
    56,483.83x = 1,963,991,184.80
  5. Step 5: Solve for x
    x = 1,963,991,184.80/56,483.83
  6. Step 6: Final answer
    x = 34,770.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.