Home / 141,026.18-211,340.37-77,874.73

Finding the Fourth Proportional to 141,026.18, 211,340.37 and 77,874.73

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Solution

The fourth proportional to 141,026.18, 211,340.37 and 77,874.73 is: 116,702.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,026.18 : 211,340.37 = 77,874.73 : x
  2. Step 2: Convert to fraction form
    141,026.18/211,340.37 = 77,874.73/x
  3. Step 3: Cross multiply
    141,026.18x = 211,340.37 × 77,874.73
  4. Step 4: Simplify right side
    141,026.18x = 16,458,073,655.66
  5. Step 5: Solve for x
    x = 16,458,073,655.66/141,026.18
  6. Step 6: Final answer
    x = 116,702.26

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1.5x scale

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.