Home / 157,892.80-236,855.14-51,272.30

Finding the Fourth Proportional to 157,892.80, 236,855.14 and 51,272.30

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Solution

The fourth proportional to 157,892.80, 236,855.14 and 51,272.30 is: 76,913.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,892.80 : 236,855.14 = 51,272.30 : x
  2. Step 2: Convert to fraction form
    157,892.80/236,855.14 = 51,272.30/x
  3. Step 3: Cross multiply
    157,892.80x = 236,855.14 × 51,272.30
  4. Step 4: Simplify right side
    157,892.80x = 12,144,107,794.62
  5. Step 5: Solve for x
    x = 12,144,107,794.62/157,892.80
  6. Step 6: Final answer
    x = 76,913.63

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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.