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Finding the Fourth Proportional to 240,539.72, 360,952.12 and 134,012.84

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Solution

The fourth proportional to 240,539.72, 360,952.12 and 134,012.84 is: 201,098.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,539.72 : 360,952.12 = 134,012.84 : x
  2. Step 2: Convert to fraction form
    240,539.72/360,952.12 = 134,012.84/x
  3. Step 3: Cross multiply
    240,539.72x = 360,952.12 × 134,012.84
  4. Step 4: Simplify right side
    240,539.72x = 48,372,218,705.22
  5. Step 5: Solve for x
    x = 48,372,218,705.22/240,539.72
  6. Step 6: Final answer
    x = 201,098.67

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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.