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Finding the Fourth Proportional to 144,603.18, 216,824.31 and 44,735.04

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Solution

The fourth proportional to 144,603.18, 216,824.31 and 44,735.04 is: 67,077.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,603.18 : 216,824.31 = 44,735.04 : x
  2. Step 2: Convert to fraction form
    144,603.18/216,824.31 = 44,735.04/x
  3. Step 3: Cross multiply
    144,603.18x = 216,824.31 × 44,735.04
  4. Step 4: Simplify right side
    144,603.18x = 9,699,644,180.82
  5. Step 5: Solve for x
    x = 9,699,644,180.82/144,603.18
  6. Step 6: Final answer
    x = 67,077.67

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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.