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Finding the Fourth Proportional to 144,433.98, 216,607.23 and 39,239.28

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Solution

The fourth proportional to 144,433.98, 216,607.23 and 39,239.28 is: 58,847.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,433.98 : 216,607.23 = 39,239.28 : x
  2. Step 2: Convert to fraction form
    144,433.98/216,607.23 = 39,239.28/x
  3. Step 3: Cross multiply
    144,433.98x = 216,607.23 × 39,239.28
  4. Step 4: Simplify right side
    144,433.98x = 8,499,511,747.99
  5. Step 5: Solve for x
    x = 8,499,511,747.99/144,433.98
  6. Step 6: Final answer
    x = 58,847.04

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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.