Home / 141,097.91-211,667.52-66,225.66

Finding the Fourth Proportional to 141,097.91, 211,667.52 and 66,225.66

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Solution

The fourth proportional to 141,097.91, 211,667.52 and 66,225.66 is: 99,348.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,097.91 : 211,667.52 = 66,225.66 : x
  2. Step 2: Convert to fraction form
    141,097.91/211,667.52 = 66,225.66/x
  3. Step 3: Cross multiply
    141,097.91x = 211,667.52 × 66,225.66
  4. Step 4: Simplify right side
    141,097.91x = 14,017,821,212.56
  5. Step 5: Solve for x
    x = 14,017,821,212.56/141,097.91
  6. Step 6: Final answer
    x = 99,348.18

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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.