Home / 93,175.54-128,582.10-50,734.04

Finding the Fourth Proportional to 93,175.54, 128,582.10 and 50,734.04

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Solution

The fourth proportional to 93,175.54, 128,582.10 and 50,734.04 is: 70,012.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,175.54 : 128,582.10 = 50,734.04 : x
  2. Step 2: Convert to fraction form
    93,175.54/128,582.10 = 50,734.04/x
  3. Step 3: Cross multiply
    93,175.54x = 128,582.10 × 50,734.04
  4. Step 4: Simplify right side
    93,175.54x = 6,523,488,761.77
  5. Step 5: Solve for x
    x = 6,523,488,761.77/93,175.54
  6. Step 6: Final answer
    x = 70,012.89

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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.