Home / 45,394.20-67,785.29-37,090.64

Finding the Fourth Proportional to 45,394.20, 67,785.29 and 37,090.64

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Solution

The fourth proportional to 45,394.20, 67,785.29 and 37,090.64 is: 55,385.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,394.20 : 67,785.29 = 37,090.64 : x
  2. Step 2: Convert to fraction form
    45,394.20/67,785.29 = 37,090.64/x
  3. Step 3: Cross multiply
    45,394.20x = 67,785.29 × 37,090.64
  4. Step 4: Simplify right side
    45,394.20x = 2,514,199,788.69
  5. Step 5: Solve for x
    x = 2,514,199,788.69/45,394.20
  6. Step 6: Final answer
    x = 55,385.93

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.