Home / 51,180.72-70,644.60-32,330.40

Finding the Fourth Proportional to 51,180.72, 70,644.60 and 32,330.40

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Solution

The fourth proportional to 51,180.72, 70,644.60 and 32,330.40 is: 44,625.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,180.72 : 70,644.60 = 32,330.40 : x
  2. Step 2: Convert to fraction form
    51,180.72/70,644.60 = 32,330.40/x
  3. Step 3: Cross multiply
    51,180.72x = 70,644.60 × 32,330.40
  4. Step 4: Simplify right side
    51,180.72x = 2,283,968,175.84
  5. Step 5: Solve for x
    x = 2,283,968,175.84/51,180.72
  6. Step 6: Final answer
    x = 44,625.56

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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.