Home / 157,790.60-236,297.10-104,913.80

Finding the Fourth Proportional to 157,790.60, 236,297.10 and 104,913.80

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Solution

The fourth proportional to 157,790.60, 236,297.10 and 104,913.80 is: 157,112.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,790.60 : 236,297.10 = 104,913.80 : x
  2. Step 2: Convert to fraction form
    157,790.60/236,297.10 = 104,913.80/x
  3. Step 3: Cross multiply
    157,790.60x = 236,297.10 × 104,913.80
  4. Step 4: Simplify right side
    157,790.60x = 24,790,826,689.98
  5. Step 5: Solve for x
    x = 24,790,826,689.98/157,790.60
  6. Step 6: Final answer
    x = 157,112.19

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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.