Home / 93,175.80-128,581.32-50,734.33

Finding the Fourth Proportional to 93,175.80, 128,581.32 and 50,734.33

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Solution

The fourth proportional to 93,175.80, 128,581.32 and 50,734.33 is: 70,012.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,175.80 : 128,581.32 = 50,734.33 : x
  2. Step 2: Convert to fraction form
    93,175.80/128,581.32 = 50,734.33/x
  3. Step 3: Cross multiply
    93,175.80x = 128,581.32 × 50,734.33
  4. Step 4: Simplify right side
    93,175.80x = 6,523,487,120.72
  5. Step 5: Solve for x
    x = 6,523,487,120.72/93,175.80
  6. Step 6: Final answer
    x = 70,012.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.