Home / 113,778.60-170,571.49-47,177.16

Finding the Fourth Proportional to 113,778.60, 170,571.49 and 47,177.16

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Solution

The fourth proportional to 113,778.60, 170,571.49 and 47,177.16 is: 70,725.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,778.60 : 170,571.49 = 47,177.16 : x
  2. Step 2: Convert to fraction form
    113,778.60/170,571.49 = 47,177.16/x
  3. Step 3: Cross multiply
    113,778.60x = 170,571.49 × 47,177.16
  4. Step 4: Simplify right side
    113,778.60x = 8,047,078,475.17
  5. Step 5: Solve for x
    x = 8,047,078,475.17/113,778.60
  6. Step 6: Final answer
    x = 70,725.76

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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.