Home / 113,021.92-169,533.96-34,139.26

Finding the Fourth Proportional to 113,021.92, 169,533.96 and 34,139.26

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Solution

The fourth proportional to 113,021.92, 169,533.96 and 34,139.26 is: 51,209.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,021.92 : 169,533.96 = 34,139.26 : x
  2. Step 2: Convert to fraction form
    113,021.92/169,533.96 = 34,139.26/x
  3. Step 3: Cross multiply
    113,021.92x = 169,533.96 × 34,139.26
  4. Step 4: Simplify right side
    113,021.92x = 5,787,763,939.27
  5. Step 5: Solve for x
    x = 5,787,763,939.27/113,021.92
  6. Step 6: Final answer
    x = 51,209.22

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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.