Home / 240,109.40-360,226.37-127,697.18

Finding the Fourth Proportional to 240,109.40, 360,226.37 and 127,697.18

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Solution

The fourth proportional to 240,109.40, 360,226.37 and 127,697.18 is: 191,578.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,109.40 : 360,226.37 = 127,697.18 : x
  2. Step 2: Convert to fraction form
    240,109.40/360,226.37 = 127,697.18/x
  3. Step 3: Cross multiply
    240,109.40x = 360,226.37 × 127,697.18
  4. Step 4: Simplify right side
    240,109.40x = 45,999,890,071.58
  5. Step 5: Solve for x
    x = 45,999,890,071.58/240,109.40
  6. Step 6: Final answer
    x = 191,578.88

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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.