Home / 157,126.99-235,727.34-51,945.25

Finding the Fourth Proportional to 157,126.99, 235,727.34 and 51,945.25

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Solution

The fourth proportional to 157,126.99, 235,727.34 and 51,945.25 is: 77,930.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,126.99 : 235,727.34 = 51,945.25 : x
  2. Step 2: Convert to fraction form
    157,126.99/235,727.34 = 51,945.25/x
  3. Step 3: Cross multiply
    157,126.99x = 235,727.34 × 51,945.25
  4. Step 4: Simplify right side
    157,126.99x = 12,244,915,608.14
  5. Step 5: Solve for x
    x = 12,244,915,608.14/157,126.99
  6. Step 6: Final answer
    x = 77,930.06

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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.