Home / 113,171.68-169,901.57-73,357.27

Finding the Fourth Proportional to 113,171.68, 169,901.57 and 73,357.27

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Solution

The fourth proportional to 113,171.68, 169,901.57 and 73,357.27 is: 110,129.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,171.68 : 169,901.57 = 73,357.27 : x
  2. Step 2: Convert to fraction form
    113,171.68/169,901.57 = 73,357.27/x
  3. Step 3: Cross multiply
    113,171.68x = 169,901.57 × 73,357.27
  4. Step 4: Simplify right side
    113,171.68x = 12,463,515,343.91
  5. Step 5: Solve for x
    x = 12,463,515,343.91/113,171.68
  6. Step 6: Final answer
    x = 110,129.28

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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.