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Finding the Fourth Proportional to 162,338.34, 224,048.12 and 90,733.26

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Solution

The fourth proportional to 162,338.34, 224,048.12 and 90,733.26 is: 125,223.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,338.34 : 224,048.12 = 90,733.26 : x
  2. Step 2: Convert to fraction form
    162,338.34/224,048.12 = 90,733.26/x
  3. Step 3: Cross multiply
    162,338.34x = 224,048.12 × 90,733.26
  4. Step 4: Simplify right side
    162,338.34x = 20,328,616,324.47
  5. Step 5: Solve for x
    x = 20,328,616,324.47/162,338.34
  6. Step 6: Final answer
    x = 125,223.75

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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.