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Finding the Fourth Proportional to 133,773.48, 200,680.95 and 45,020.07

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Solution

The fourth proportional to 133,773.48, 200,680.95 and 45,020.07 is: 67,537.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,773.48 : 200,680.95 = 45,020.07 : x
  2. Step 2: Convert to fraction form
    133,773.48/200,680.95 = 45,020.07/x
  3. Step 3: Cross multiply
    133,773.48x = 200,680.95 × 45,020.07
  4. Step 4: Simplify right side
    133,773.48x = 9,034,670,416.67
  5. Step 5: Solve for x
    x = 9,034,670,416.67/133,773.48
  6. Step 6: Final answer
    x = 67,537.08

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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.