Home / 75,002.22-103,396.22-51,098.32

Finding the Fourth Proportional to 75,002.22, 103,396.22 and 51,098.32

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Solution

The fourth proportional to 75,002.22, 103,396.22 and 51,098.32 is: 70,442.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,002.22 : 103,396.22 = 51,098.32 : x
  2. Step 2: Convert to fraction form
    75,002.22/103,396.22 = 51,098.32/x
  3. Step 3: Cross multiply
    75,002.22x = 103,396.22 × 51,098.32
  4. Step 4: Simplify right side
    75,002.22x = 5,283,373,136.35
  5. Step 5: Solve for x
    x = 5,283,373,136.35/75,002.22
  6. Step 6: Final answer
    x = 70,442.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.