Home / 45,140.78-62,274.61-27,225.83

Finding the Fourth Proportional to 45,140.78, 62,274.61 and 27,225.83

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Solution

The fourth proportional to 45,140.78, 62,274.61 and 27,225.83 is: 37,559.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,140.78 : 62,274.61 = 27,225.83 : x
  2. Step 2: Convert to fraction form
    45,140.78/62,274.61 = 27,225.83/x
  3. Step 3: Cross multiply
    45,140.78x = 62,274.61 × 27,225.83
  4. Step 4: Simplify right side
    45,140.78x = 1,695,477,945.18
  5. Step 5: Solve for x
    x = 1,695,477,945.18/45,140.78
  6. Step 6: Final answer
    x = 37,559.78

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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.