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Finding the Fourth Proportional to 149,816.52, 224,614.08 and 70,838.52

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Solution

The fourth proportional to 149,816.52, 224,614.08 and 70,838.52 is: 106,205.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,816.52 : 224,614.08 = 70,838.52 : x
  2. Step 2: Convert to fraction form
    149,816.52/224,614.08 = 70,838.52/x
  3. Step 3: Cross multiply
    149,816.52x = 224,614.08 × 70,838.52
  4. Step 4: Simplify right side
    149,816.52x = 15,911,328,998.36
  5. Step 5: Solve for x
    x = 15,911,328,998.36/149,816.52
  6. Step 6: Final answer
    x = 106,205.44

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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.