Home / 103,346.37-155,008.62-33,220.26

Finding the Fourth Proportional to 103,346.37, 155,008.62 and 33,220.26

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Solution

The fourth proportional to 103,346.37, 155,008.62 and 33,220.26 is: 49,826.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,346.37 : 155,008.62 = 33,220.26 : x
  2. Step 2: Convert to fraction form
    103,346.37/155,008.62 = 33,220.26/x
  3. Step 3: Cross multiply
    103,346.37x = 155,008.62 × 33,220.26
  4. Step 4: Simplify right side
    103,346.37x = 5,149,426,658.64
  5. Step 5: Solve for x
    x = 5,149,426,658.64/103,346.37
  6. Step 6: Final answer
    x = 49,826.87

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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.