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Finding the Fourth Proportional to 144,396.78, 216,601.31 and 44,554.76

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Solution

The fourth proportional to 144,396.78, 216,601.31 and 44,554.76 is: 66,834.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,396.78 : 216,601.31 = 44,554.76 : x
  2. Step 2: Convert to fraction form
    144,396.78/216,601.31 = 44,554.76/x
  3. Step 3: Cross multiply
    144,396.78x = 216,601.31 × 44,554.76
  4. Step 4: Simplify right side
    144,396.78x = 9,650,619,223.37
  5. Step 5: Solve for x
    x = 9,650,619,223.37/144,396.78
  6. Step 6: Final answer
    x = 66,834.04

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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.