Home / 122,482.28-183,723.35-38,249.66

Finding the Fourth Proportional to 122,482.28, 183,723.35 and 38,249.66

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Solution

The fourth proportional to 122,482.28, 183,723.35 and 38,249.66 is: 57,374.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,482.28 : 183,723.35 = 38,249.66 : x
  2. Step 2: Convert to fraction form
    122,482.28/183,723.35 = 38,249.66/x
  3. Step 3: Cross multiply
    122,482.28x = 183,723.35 × 38,249.66
  4. Step 4: Simplify right side
    122,482.28x = 7,027,354,561.70
  5. Step 5: Solve for x
    x = 7,027,354,561.70/122,482.28
  6. Step 6: Final answer
    x = 57,374.46

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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.