Home / 113,823.72-170,639.19-47,222.28

Finding the Fourth Proportional to 113,823.72, 170,639.19 and 47,222.28

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Solution

The fourth proportional to 113,823.72, 170,639.19 and 47,222.28 is: 70,793.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,823.72 : 170,639.19 = 47,222.28 : x
  2. Step 2: Convert to fraction form
    113,823.72/170,639.19 = 47,222.28/x
  3. Step 3: Cross multiply
    113,823.72x = 170,639.19 × 47,222.28
  4. Step 4: Simplify right side
    113,823.72x = 8,057,971,609.15
  5. Step 5: Solve for x
    x = 8,057,971,609.15/113,823.72
  6. Step 6: Final answer
    x = 70,793.43

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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.