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Finding the Fourth Proportional to 188,841, 260,600.58 and 103,957.68

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Solution

The fourth proportional to 188,841, 260,600.58 and 103,957.68 is: 143,461.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,841 : 260,600.58 = 103,957.68 : x
  2. Step 2: Convert to fraction form
    188,841/260,600.58 = 103,957.68/x
  3. Step 3: Cross multiply
    188,841x = 260,600.58 × 103,957.68
  4. Step 4: Simplify right side
    188,841x = 27,091,431,703.45
  5. Step 5: Solve for x
    x = 27,091,431,703.45/188,841
  6. Step 6: Final answer
    x = 143,461.60

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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.