Home / 140,748.53-211,136.15-39,546.32

Finding the Fourth Proportional to 140,748.53, 211,136.15 and 39,546.32

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Solution

The fourth proportional to 140,748.53, 211,136.15 and 39,546.32 is: 59,323.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,748.53 : 211,136.15 = 39,546.32 : x
  2. Step 2: Convert to fraction form
    140,748.53/211,136.15 = 39,546.32/x
  3. Step 3: Cross multiply
    140,748.53x = 211,136.15 × 39,546.32
  4. Step 4: Simplify right side
    140,748.53x = 8,349,656,794.65
  5. Step 5: Solve for x
    x = 8,349,656,794.65/140,748.53
  6. Step 6: Final answer
    x = 59,323.23

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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.