Home / 120,877.75-181,273.72-35,464.77

Finding the Fourth Proportional to 120,877.75, 181,273.72 and 35,464.77

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Solution

The fourth proportional to 120,877.75, 181,273.72 and 35,464.77 is: 53,184.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,877.75 : 181,273.72 = 35,464.77 : x
  2. Step 2: Convert to fraction form
    120,877.75/181,273.72 = 35,464.77/x
  3. Step 3: Cross multiply
    120,877.75x = 181,273.72 × 35,464.77
  4. Step 4: Simplify right side
    120,877.75x = 6,428,830,786.84
  5. Step 5: Solve for x
    x = 6,428,830,786.84/120,877.75
  6. Step 6: Final answer
    x = 53,184.57

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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.