Home / 157,353.40-236,019.30-50,735.80

Finding the Fourth Proportional to 157,353.40, 236,019.30 and 50,735.80

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Solution

The fourth proportional to 157,353.40, 236,019.30 and 50,735.80 is: 76,100.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,353.40 : 236,019.30 = 50,735.80 : x
  2. Step 2: Convert to fraction form
    157,353.40/236,019.30 = 50,735.80/x
  3. Step 3: Cross multiply
    157,353.40x = 236,019.30 × 50,735.80
  4. Step 4: Simplify right side
    157,353.40x = 11,974,628,000.94
  5. Step 5: Solve for x
    x = 11,974,628,000.94/157,353.40
  6. Step 6: Final answer
    x = 76,100.22

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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.