Home / 224,101.37-309,259.95-122,126.86

Finding the Fourth Proportional to 224,101.37, 309,259.95 and 122,126.86

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Solution

The fourth proportional to 224,101.37, 309,259.95 and 122,126.86 is: 168,535.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,101.37 : 309,259.95 = 122,126.86 : x
  2. Step 2: Convert to fraction form
    224,101.37/309,259.95 = 122,126.86/x
  3. Step 3: Cross multiply
    224,101.37x = 309,259.95 × 122,126.86
  4. Step 4: Simplify right side
    224,101.37x = 37,768,946,006.62
  5. Step 5: Solve for x
    x = 37,768,946,006.62/224,101.37
  6. Step 6: Final answer
    x = 168,535.10

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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.