Home / 157,112.36-235,684.94-50,469.40

Finding the Fourth Proportional to 157,112.36, 235,684.94 and 50,469.40

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Solution

The fourth proportional to 157,112.36, 235,684.94 and 50,469.40 is: 75,709.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,112.36 : 235,684.94 = 50,469.40 : x
  2. Step 2: Convert to fraction form
    157,112.36/235,684.94 = 50,469.40/x
  3. Step 3: Cross multiply
    157,112.36x = 235,684.94 × 50,469.40
  4. Step 4: Simplify right side
    157,112.36x = 11,894,877,510.84
  5. Step 5: Solve for x
    x = 11,894,877,510.84/157,112.36
  6. Step 6: Final answer
    x = 75,709.37

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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.