Home / 125,719.90-188,579.85-36,973.41

Finding the Fourth Proportional to 125,719.90, 188,579.85 and 36,973.41

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Solution

The fourth proportional to 125,719.90, 188,579.85 and 36,973.41 is: 55,460.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,719.90 : 188,579.85 = 36,973.41 : x
  2. Step 2: Convert to fraction form
    125,719.90/188,579.85 = 36,973.41/x
  3. Step 3: Cross multiply
    125,719.90x = 188,579.85 × 36,973.41
  4. Step 4: Simplify right side
    125,719.90x = 6,972,439,265.96
  5. Step 5: Solve for x
    x = 6,972,439,265.96/125,719.90
  6. Step 6: Final answer
    x = 55,460.11

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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.