Home / 157,578.31-236,369.52-52,397.26

Finding the Fourth Proportional to 157,578.31, 236,369.52 and 52,397.26

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Solution

The fourth proportional to 157,578.31, 236,369.52 and 52,397.26 is: 78,596.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,578.31 : 236,369.52 = 52,397.26 : x
  2. Step 2: Convert to fraction form
    157,578.31/236,369.52 = 52,397.26/x
  3. Step 3: Cross multiply
    157,578.31x = 236,369.52 × 52,397.26
  4. Step 4: Simplify right side
    157,578.31x = 12,385,115,195.52
  5. Step 5: Solve for x
    x = 12,385,115,195.52/157,578.31
  6. Step 6: Final answer
    x = 78,596.57

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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.