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Finding the Fourth Proportional to 240,134.67, 359,880.03 and 186,890.94

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Solution

The fourth proportional to 240,134.67, 359,880.03 and 186,890.94 is: 280,085.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,134.67 : 359,880.03 = 186,890.94 : x
  2. Step 2: Convert to fraction form
    240,134.67/359,880.03 = 186,890.94/x
  3. Step 3: Cross multiply
    240,134.67x = 359,880.03 × 186,890.94
  4. Step 4: Simplify right side
    240,134.67x = 67,258,317,093.93
  5. Step 5: Solve for x
    x = 67,258,317,093.93/240,134.67
  6. Step 6: Final answer
    x = 280,085.82

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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.