Home / 113,777.34-170,569.62-47,175.90

Finding the Fourth Proportional to 113,777.34, 170,569.62 and 47,175.90

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Solution

The fourth proportional to 113,777.34, 170,569.62 and 47,175.90 is: 70,723.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,777.34 : 170,569.62 = 47,175.90 : x
  2. Step 2: Convert to fraction form
    113,777.34/170,569.62 = 47,175.90/x
  3. Step 3: Cross multiply
    113,777.34x = 170,569.62 × 47,175.90
  4. Step 4: Simplify right side
    113,777.34x = 8,046,775,336.16
  5. Step 5: Solve for x
    x = 8,046,775,336.16/113,777.34
  6. Step 6: Final answer
    x = 70,723.88

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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.