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Finding the Fourth Proportional to 162,896.78, 224,664.27 and 114,658.39

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Solution

The fourth proportional to 162,896.78, 224,664.27 and 114,658.39 is: 158,134.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,896.78 : 224,664.27 = 114,658.39 : x
  2. Step 2: Convert to fraction form
    162,896.78/224,664.27 = 114,658.39/x
  3. Step 3: Cross multiply
    162,896.78x = 224,664.27 × 114,658.39
  4. Step 4: Simplify right side
    162,896.78x = 25,759,643,339.59
  5. Step 5: Solve for x
    x = 25,759,643,339.59/162,896.78
  6. Step 6: Final answer
    x = 158,134.76

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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.