Home / 133,560.90-200,276.55-74,333.70

Finding the Fourth Proportional to 133,560.90, 200,276.55 and 74,333.70

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Solution

The fourth proportional to 133,560.90, 200,276.55 and 74,333.70 is: 111,464.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,560.90 : 200,276.55 = 74,333.70 : x
  2. Step 2: Convert to fraction form
    133,560.90/200,276.55 = 74,333.70/x
  3. Step 3: Cross multiply
    133,560.90x = 200,276.55 × 74,333.70
  4. Step 4: Simplify right side
    133,560.90x = 14,887,296,984.74
  5. Step 5: Solve for x
    x = 14,887,296,984.74/133,560.90
  6. Step 6: Final answer
    x = 111,464.49

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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.