Home / 140,771.42-211,166.99-56,531.58

Finding the Fourth Proportional to 140,771.42, 211,166.99 and 56,531.58

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Solution

The fourth proportional to 140,771.42, 211,166.99 and 56,531.58 is: 84,801.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,771.42 : 211,166.99 = 56,531.58 : x
  2. Step 2: Convert to fraction form
    140,771.42/211,166.99 = 56,531.58/x
  3. Step 3: Cross multiply
    140,771.42x = 211,166.99 × 56,531.58
  4. Step 4: Simplify right side
    140,771.42x = 11,937,603,305.89
  5. Step 5: Solve for x
    x = 11,937,603,305.89/140,771.42
  6. Step 6: Final answer
    x = 84,801.33

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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.