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Finding the Fourth Proportional to 284,672.80, 427,012.04 and 116,148.12

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Solution

The fourth proportional to 284,672.80, 427,012.04 and 116,148.12 is: 174,223.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,672.80 : 427,012.04 = 116,148.12 : x
  2. Step 2: Convert to fraction form
    284,672.80/427,012.04 = 116,148.12/x
  3. Step 3: Cross multiply
    284,672.80x = 427,012.04 × 116,148.12
  4. Step 4: Simplify right side
    284,672.80x = 49,596,645,663.36
  5. Step 5: Solve for x
    x = 49,596,645,663.36/284,672.80
  6. Step 6: Final answer
    x = 174,223.34

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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.