Home / 157,418.90-236,117.55-50,801.30

Finding the Fourth Proportional to 157,418.90, 236,117.55 and 50,801.30

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Solution

The fourth proportional to 157,418.90, 236,117.55 and 50,801.30 is: 76,198.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,418.90 : 236,117.55 = 50,801.30 : x
  2. Step 2: Convert to fraction form
    157,418.90/236,117.55 = 50,801.30/x
  3. Step 3: Cross multiply
    157,418.90x = 236,117.55 × 50,801.30
  4. Step 4: Simplify right side
    157,418.90x = 11,995,078,492.82
  5. Step 5: Solve for x
    x = 11,995,078,492.82/157,418.90
  6. Step 6: Final answer
    x = 76,198.46

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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.