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Finding the Fourth Proportional to 219,877.97, 303,165.65 and 185,826.38

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Solution

The fourth proportional to 219,877.97, 303,165.65 and 185,826.38 is: 256,215.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,877.97 : 303,165.65 = 185,826.38 : x
  2. Step 2: Convert to fraction form
    219,877.97/303,165.65 = 185,826.38/x
  3. Step 3: Cross multiply
    219,877.97x = 303,165.65 × 185,826.38
  4. Step 4: Simplify right side
    219,877.97x = 56,336,174,228.58
  5. Step 5: Solve for x
    x = 56,336,174,228.58/219,877.97
  6. Step 6: Final answer
    x = 256,215.64

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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.