Home / 151,021.81-226,531.70-51,252.24

Finding the Fourth Proportional to 151,021.81, 226,531.70 and 51,252.24

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Solution

The fourth proportional to 151,021.81, 226,531.70 and 51,252.24 is: 76,878.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,021.81 : 226,531.70 = 51,252.24 : x
  2. Step 2: Convert to fraction form
    151,021.81/226,531.70 = 51,252.24/x
  3. Step 3: Cross multiply
    151,021.81x = 226,531.70 × 51,252.24
  4. Step 4: Simplify right side
    151,021.81x = 11,610,257,841.44
  5. Step 5: Solve for x
    x = 11,610,257,841.44/151,021.81
  6. Step 6: Final answer
    x = 76,878.02

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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.