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Finding the Fourth Proportional to 240,109.52, 360,226.55 and 127,697.30

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Solution

The fourth proportional to 240,109.52, 360,226.55 and 127,697.30 is: 191,579.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,109.52 : 360,226.55 = 127,697.30 : x
  2. Step 2: Convert to fraction form
    240,109.52/360,226.55 = 127,697.30/x
  3. Step 3: Cross multiply
    240,109.52x = 360,226.55 × 127,697.30
  4. Step 4: Simplify right side
    240,109.52x = 45,999,955,383.70
  5. Step 5: Solve for x
    x = 45,999,955,383.70/240,109.52
  6. Step 6: Final answer
    x = 191,579.06

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1.5x scale

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.