Home / 141,012.10-211,518.15-134,791.30

Finding the Fourth Proportional to 141,012.10, 211,518.15 and 134,791.30

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Solution

The fourth proportional to 141,012.10, 211,518.15 and 134,791.30 is: 202,186.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,012.10 : 211,518.15 = 134,791.30 : x
  2. Step 2: Convert to fraction form
    141,012.10/211,518.15 = 134,791.30/x
  3. Step 3: Cross multiply
    141,012.10x = 211,518.15 × 134,791.30
  4. Step 4: Simplify right side
    141,012.10x = 28,510,806,412.10
  5. Step 5: Solve for x
    x = 28,510,806,412.10/141,012.10
  6. Step 6: Final answer
    x = 202,186.95

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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.