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Finding the Fourth Proportional to 219,182.39, 328,877.59 and 151,818.01

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Solution

The fourth proportional to 219,182.39, 328,877.59 and 151,818.01 is: 227,799.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,182.39 : 328,877.59 = 151,818.01 : x
  2. Step 2: Convert to fraction form
    219,182.39/328,877.59 = 151,818.01/x
  3. Step 3: Cross multiply
    219,182.39x = 328,877.59 × 151,818.01
  4. Step 4: Simplify right side
    219,182.39x = 49,929,541,247.40
  5. Step 5: Solve for x
    x = 49,929,541,247.40/219,182.39
  6. Step 6: Final answer
    x = 227,799.05

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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.