Home / 125,651.28-188,477.04-59,042.56

Finding the Fourth Proportional to 125,651.28, 188,477.04 and 59,042.56

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Solution

The fourth proportional to 125,651.28, 188,477.04 and 59,042.56 is: 88,563.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,651.28 : 188,477.04 = 59,042.56 : x
  2. Step 2: Convert to fraction form
    125,651.28/188,477.04 = 59,042.56/x
  3. Step 3: Cross multiply
    125,651.28x = 188,477.04 × 59,042.56
  4. Step 4: Simplify right side
    125,651.28x = 11,128,166,942.82
  5. Step 5: Solve for x
    x = 11,128,166,942.82/125,651.28
  6. Step 6: Final answer
    x = 88,563.90

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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.