Home / 55,273.69-76,290-35,126.64

Finding the Fourth Proportional to 55,273.69, 76,290 and 35,126.64

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Solution

The fourth proportional to 55,273.69, 76,290 and 35,126.64 is: 48,482.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,273.69 : 76,290 = 35,126.64 : x
  2. Step 2: Convert to fraction form
    55,273.69/76,290 = 35,126.64/x
  3. Step 3: Cross multiply
    55,273.69x = 76,290 × 35,126.64
  4. Step 4: Simplify right side
    55,273.69x = 2,679,811,365.60
  5. Step 5: Solve for x
    x = 2,679,811,365.60/55,273.69
  6. Step 6: Final answer
    x = 48,482.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.