Home / 63,144.02-94,731.62-18,770.58

Finding the Fourth Proportional to 63,144.02, 94,731.62 and 18,770.58

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Solution

The fourth proportional to 63,144.02, 94,731.62 and 18,770.58 is: 28,160.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,144.02 : 94,731.62 = 18,770.58 : x
  2. Step 2: Convert to fraction form
    63,144.02/94,731.62 = 18,770.58/x
  3. Step 3: Cross multiply
    63,144.02x = 94,731.62 × 18,770.58
  4. Step 4: Simplify right side
    63,144.02x = 1,778,167,357.89
  5. Step 5: Solve for x
    x = 1,778,167,357.89/63,144.02
  6. Step 6: Final answer
    x = 28,160.51

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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.