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Finding the Fourth Proportional to 162,692.39, 224,943.90 and 142,491.34

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Solution

The fourth proportional to 162,692.39, 224,943.90 and 142,491.34 is: 197,013.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,692.39 : 224,943.90 = 142,491.34 : x
  2. Step 2: Convert to fraction form
    162,692.39/224,943.90 = 142,491.34/x
  3. Step 3: Cross multiply
    162,692.39x = 224,943.90 × 142,491.34
  4. Step 4: Simplify right side
    162,692.39x = 32,052,557,735.83
  5. Step 5: Solve for x
    x = 32,052,557,735.83/162,692.39
  6. Step 6: Final answer
    x = 197,013.26

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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.