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Finding the Fourth Proportional to 166,444.38, 249,642 and 61,238.88

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Solution

The fourth proportional to 166,444.38, 249,642 and 61,238.88 is: 91,849.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,444.38 : 249,642 = 61,238.88 : x
  2. Step 2: Convert to fraction form
    166,444.38/249,642 = 61,238.88/x
  3. Step 3: Cross multiply
    166,444.38x = 249,642 × 61,238.88
  4. Step 4: Simplify right side
    166,444.38x = 15,287,796,480.96
  5. Step 5: Solve for x
    x = 15,287,796,480.96/166,444.38
  6. Step 6: Final answer
    x = 91,849.28

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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.