Home / 55,390.11-76,447.13-35,225.97

Finding the Fourth Proportional to 55,390.11, 76,447.13 and 35,225.97

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Solution

The fourth proportional to 55,390.11, 76,447.13 and 35,225.97 is: 48,617.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,390.11 : 76,447.13 = 35,225.97 : x
  2. Step 2: Convert to fraction form
    55,390.11/76,447.13 = 35,225.97/x
  3. Step 3: Cross multiply
    55,390.11x = 76,447.13 × 35,225.97
  4. Step 4: Simplify right side
    55,390.11x = 2,692,924,131.84
  5. Step 5: Solve for x
    x = 2,692,924,131.84/55,390.11
  6. Step 6: Final answer
    x = 48,617.42

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1.5x scale

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.