Home / 140,849.40-211,283.82-56,609.61

Finding the Fourth Proportional to 140,849.40, 211,283.82 and 56,609.61

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Solution

The fourth proportional to 140,849.40, 211,283.82 and 56,609.61 is: 84,918.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,849.40 : 211,283.82 = 56,609.61 : x
  2. Step 2: Convert to fraction form
    140,849.40/211,283.82 = 56,609.61/x
  3. Step 3: Cross multiply
    140,849.40x = 211,283.82 × 56,609.61
  4. Step 4: Simplify right side
    140,849.40x = 11,960,694,649.51
  5. Step 5: Solve for x
    x = 11,960,694,649.51/140,849.40
  6. Step 6: Final answer
    x = 84,918.32

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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.