Home / 125,397.32-188,093.54-30,628.13

Finding the Fourth Proportional to 125,397.32, 188,093.54 and 30,628.13

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Solution

The fourth proportional to 125,397.32, 188,093.54 and 30,628.13 is: 45,941.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,397.32 : 188,093.54 = 30,628.13 : x
  2. Step 2: Convert to fraction form
    125,397.32/188,093.54 = 30,628.13/x
  3. Step 3: Cross multiply
    125,397.32x = 188,093.54 × 30,628.13
  4. Step 4: Simplify right side
    125,397.32x = 5,760,952,531.38
  5. Step 5: Solve for x
    x = 5,760,952,531.38/125,397.32
  6. Step 6: Final answer
    x = 45,941.59

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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.