Home / 188,897.06-260,677.68-104,013.38

Finding the Fourth Proportional to 188,897.06, 260,677.68 and 104,013.38

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Solution

The fourth proportional to 188,897.06, 260,677.68 and 104,013.38 is: 143,538.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,897.06 : 260,677.68 = 104,013.38 : x
  2. Step 2: Convert to fraction form
    188,897.06/260,677.68 = 104,013.38/x
  3. Step 3: Cross multiply
    188,897.06x = 260,677.68 × 104,013.38
  4. Step 4: Simplify right side
    188,897.06x = 27,113,966,587.36
  5. Step 5: Solve for x
    x = 27,113,966,587.36/188,897.06
  6. Step 6: Final answer
    x = 143,538.32

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1.5x scale

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.