Home / 140,870.88-211,343.04-41,028.80

Finding the Fourth Proportional to 140,870.88, 211,343.04 and 41,028.80

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Solution

The fourth proportional to 140,870.88, 211,343.04 and 41,028.80 is: 61,553.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,870.88 : 211,343.04 = 41,028.80 : x
  2. Step 2: Convert to fraction form
    140,870.88/211,343.04 = 41,028.80/x
  3. Step 3: Cross multiply
    140,870.88x = 211,343.04 × 41,028.80
  4. Step 4: Simplify right side
    140,870.88x = 8,671,151,319.55
  5. Step 5: Solve for x
    x = 8,671,151,319.55/140,870.88
  6. Step 6: Final answer
    x = 61,553.89

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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.