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Finding the Fourth Proportional to 216,349.77, 298,561.94 and 119,550.92

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Solution

The fourth proportional to 216,349.77, 298,561.94 and 119,550.92 is: 164,979.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,349.77 : 298,561.94 = 119,550.92 : x
  2. Step 2: Convert to fraction form
    216,349.77/298,561.94 = 119,550.92/x
  3. Step 3: Cross multiply
    216,349.77x = 298,561.94 × 119,550.92
  4. Step 4: Simplify right side
    216,349.77x = 35,693,354,603.98
  5. Step 5: Solve for x
    x = 35,693,354,603.98/216,349.77
  6. Step 6: Final answer
    x = 164,979.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.