Home / 141,026.60-211,655.10-136,418.60

Finding the Fourth Proportional to 141,026.60, 211,655.10 and 136,418.60

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Solution

The fourth proportional to 141,026.60, 211,655.10 and 136,418.60 is: 204,739.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,026.60 : 211,655.10 = 136,418.60 : x
  2. Step 2: Convert to fraction form
    141,026.60/211,655.10 = 136,418.60/x
  3. Step 3: Cross multiply
    141,026.60x = 211,655.10 × 136,418.60
  4. Step 4: Simplify right side
    141,026.60x = 28,873,692,424.86
  5. Step 5: Solve for x
    x = 28,873,692,424.86/141,026.60
  6. Step 6: Final answer
    x = 204,739.34

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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.