Home / 157,945.34-236,883.08-45,601.13

Finding the Fourth Proportional to 157,945.34, 236,883.08 and 45,601.13

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Solution

The fourth proportional to 157,945.34, 236,883.08 and 45,601.13 is: 68,391.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,945.34 : 236,883.08 = 45,601.13 : x
  2. Step 2: Convert to fraction form
    157,945.34/236,883.08 = 45,601.13/x
  3. Step 3: Cross multiply
    157,945.34x = 236,883.08 × 45,601.13
  4. Step 4: Simplify right side
    157,945.34x = 10,802,136,125.88
  5. Step 5: Solve for x
    x = 10,802,136,125.88/157,945.34
  6. Step 6: Final answer
    x = 68,391.61

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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.