Home / 125,792.34-188,236.26-92,429.52

Finding the Fourth Proportional to 125,792.34, 188,236.26 and 92,429.52

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Solution

The fourth proportional to 125,792.34, 188,236.26 and 92,429.52 is: 138,311.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,792.34 : 188,236.26 = 92,429.52 : x
  2. Step 2: Convert to fraction form
    125,792.34/188,236.26 = 92,429.52/x
  3. Step 3: Cross multiply
    125,792.34x = 188,236.26 × 92,429.52
  4. Step 4: Simplify right side
    125,792.34x = 17,398,587,158.40
  5. Step 5: Solve for x
    x = 17,398,587,158.40/125,792.34
  6. Step 6: Final answer
    x = 138,311.98

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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.