Home / 113,917.05-170,875.62-43,747.20

Finding the Fourth Proportional to 113,917.05, 170,875.62 and 43,747.20

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Solution

The fourth proportional to 113,917.05, 170,875.62 and 43,747.20 is: 65,620.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,917.05 : 170,875.62 = 43,747.20 : x
  2. Step 2: Convert to fraction form
    113,917.05/170,875.62 = 43,747.20/x
  3. Step 3: Cross multiply
    113,917.05x = 170,875.62 × 43,747.20
  4. Step 4: Simplify right side
    113,917.05x = 7,475,329,923.26
  5. Step 5: Solve for x
    x = 7,475,329,923.26/113,917.05
  6. Step 6: Final answer
    x = 65,620.82

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1.5x scale

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.