Home / 125,717.64-188,694.93-45,832.85

Finding the Fourth Proportional to 125,717.64, 188,694.93 and 45,832.85

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Solution

The fourth proportional to 125,717.64, 188,694.93 and 45,832.85 is: 68,792.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,717.64 : 188,694.93 = 45,832.85 : x
  2. Step 2: Convert to fraction form
    125,717.64/188,694.93 = 45,832.85/x
  3. Step 3: Cross multiply
    125,717.64x = 188,694.93 × 45,832.85
  4. Step 4: Simplify right side
    125,717.64x = 8,648,425,478.98
  5. Step 5: Solve for x
    x = 8,648,425,478.98/125,717.64
  6. Step 6: Final answer
    x = 68,792.46

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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.