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Finding the Fourth Proportional to 133,776.57, 200,730.20 and 58,887.30

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Solution

The fourth proportional to 133,776.57, 200,730.20 and 58,887.30 is: 88,359.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,776.57 : 200,730.20 = 58,887.30 : x
  2. Step 2: Convert to fraction form
    133,776.57/200,730.20 = 58,887.30/x
  3. Step 3: Cross multiply
    133,776.57x = 200,730.20 × 58,887.30
  4. Step 4: Simplify right side
    133,776.57x = 11,820,459,212.02
  5. Step 5: Solve for x
    x = 11,820,459,212.02/133,776.57
  6. Step 6: Final answer
    x = 88,359.71

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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.