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Finding the Fourth Proportional to 202,027.91, 303,041.84 and 191,925.86

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Solution

The fourth proportional to 202,027.91, 303,041.84 and 191,925.86 is: 287,888.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,027.91 : 303,041.84 = 191,925.86 : x
  2. Step 2: Convert to fraction form
    202,027.91/303,041.84 = 191,925.86/x
  3. Step 3: Cross multiply
    202,027.91x = 303,041.84 × 191,925.86
  4. Step 4: Simplify right side
    202,027.91x = 58,161,564,722.59
  5. Step 5: Solve for x
    x = 58,161,564,722.59/202,027.91
  6. Step 6: Final answer
    x = 287,888.77

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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.