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Finding the Fourth Proportional to 144,331.52, 216,524.16 and 50,896.64

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Solution

The fourth proportional to 144,331.52, 216,524.16 and 50,896.64 is: 76,354.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,331.52 : 216,524.16 = 50,896.64 : x
  2. Step 2: Convert to fraction form
    144,331.52/216,524.16 = 50,896.64/x
  3. Step 3: Cross multiply
    144,331.52x = 216,524.16 × 50,896.64
  4. Step 4: Simplify right side
    144,331.52x = 11,020,352,222.82
  5. Step 5: Solve for x
    x = 11,020,352,222.82/144,331.52
  6. Step 6: Final answer
    x = 76,354.44

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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.