Home / 157,883.45-236,862.41-51,267.06

Finding the Fourth Proportional to 157,883.45, 236,862.41 and 51,267.06

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Solution

The fourth proportional to 157,883.45, 236,862.41 and 51,267.06 is: 76,912.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,883.45 : 236,862.41 = 51,267.06 : x
  2. Step 2: Convert to fraction form
    157,883.45/236,862.41 = 51,267.06/x
  3. Step 3: Cross multiply
    157,883.45x = 236,862.41 × 51,267.06
  4. Step 4: Simplify right side
    157,883.45x = 12,143,239,128.88
  5. Step 5: Solve for x
    x = 12,143,239,128.88/157,883.45
  6. Step 6: Final answer
    x = 76,912.68

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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.