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Finding the Fourth Proportional to 133,911.04, 200,899.04 and 40,411.20

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Solution

The fourth proportional to 133,911.04, 200,899.04 and 40,411.20 is: 60,626.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,911.04 : 200,899.04 = 40,411.20 : x
  2. Step 2: Convert to fraction form
    133,911.04/200,899.04 = 40,411.20/x
  3. Step 3: Cross multiply
    133,911.04x = 200,899.04 × 40,411.20
  4. Step 4: Simplify right side
    133,911.04x = 8,118,571,285.25
  5. Step 5: Solve for x
    x = 8,118,571,285.25/133,911.04
  6. Step 6: Final answer
    x = 60,626.60

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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.