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Finding the Fourth Proportional to 150,076.80, 224,985.60 and 134,330.40

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Solution

The fourth proportional to 150,076.80, 224,985.60 and 134,330.40 is: 201,379.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,076.80 : 224,985.60 = 134,330.40 : x
  2. Step 2: Convert to fraction form
    150,076.80/224,985.60 = 134,330.40/x
  3. Step 3: Cross multiply
    150,076.80x = 224,985.60 × 134,330.40
  4. Step 4: Simplify right side
    150,076.80x = 30,222,405,642.24
  5. Step 5: Solve for x
    x = 30,222,405,642.24/150,076.80
  6. Step 6: Final answer
    x = 201,379.60

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1.5x scale

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.