Home / 157,961.90-236,984.39-56,770.17

Finding the Fourth Proportional to 157,961.90, 236,984.39 and 56,770.17

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Solution

The fourth proportional to 157,961.90, 236,984.39 and 56,770.17 is: 85,170.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,961.90 : 236,984.39 = 56,770.17 : x
  2. Step 2: Convert to fraction form
    157,961.90/236,984.39 = 56,770.17/x
  3. Step 3: Cross multiply
    157,961.90x = 236,984.39 × 56,770.17
  4. Step 4: Simplify right side
    157,961.90x = 13,453,644,107.65
  5. Step 5: Solve for x
    x = 13,453,644,107.65/157,961.90
  6. Step 6: Final answer
    x = 85,170.18

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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.