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Finding the Fourth Proportional to 219,886.76, 303,444.32 and 119,284.76

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Solution

The fourth proportional to 219,886.76, 303,444.32 and 119,284.76 is: 164,613.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,886.76 : 303,444.32 = 119,284.76 : x
  2. Step 2: Convert to fraction form
    219,886.76/303,444.32 = 119,284.76/x
  3. Step 3: Cross multiply
    219,886.76x = 303,444.32 × 119,284.76
  4. Step 4: Simplify right side
    219,886.76x = 36,196,282,884.56
  5. Step 5: Solve for x
    x = 36,196,282,884.56/219,886.76
  6. Step 6: Final answer
    x = 164,613.29

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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.