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Finding the Fourth Proportional to 240,341.88, 360,551.70 and 100,114.68

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Solution

The fourth proportional to 240,341.88, 360,551.70 and 100,114.68 is: 150,188.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,341.88 : 360,551.70 = 100,114.68 : x
  2. Step 2: Convert to fraction form
    240,341.88/360,551.70 = 100,114.68/x
  3. Step 3: Cross multiply
    240,341.88x = 360,551.70 × 100,114.68
  4. Step 4: Simplify right side
    240,341.88x = 36,096,518,068.96
  5. Step 5: Solve for x
    x = 36,096,518,068.96/240,341.88
  6. Step 6: Final answer
    x = 150,188.22

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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.