Home / 157,578.12-236,369.22-52,397.08

Finding the Fourth Proportional to 157,578.12, 236,369.22 and 52,397.08

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Solution

The fourth proportional to 157,578.12, 236,369.22 and 52,397.08 is: 78,596.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,578.12 : 236,369.22 = 52,397.08 : x
  2. Step 2: Convert to fraction form
    157,578.12/236,369.22 = 52,397.08/x
  3. Step 3: Cross multiply
    157,578.12x = 236,369.22 × 52,397.08
  4. Step 4: Simplify right side
    157,578.12x = 12,385,056,929.88
  5. Step 5: Solve for x
    x = 12,385,056,929.88/157,578.12
  6. Step 6: Final answer
    x = 78,596.30

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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.