Home / 133,520.31-200,208.63-53,518.14

Finding the Fourth Proportional to 133,520.31, 200,208.63 and 53,518.14

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Solution

The fourth proportional to 133,520.31, 200,208.63 and 53,518.14 is: 80,248.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,520.31 : 200,208.63 = 53,518.14 : x
  2. Step 2: Convert to fraction form
    133,520.31/200,208.63 = 53,518.14/x
  3. Step 3: Cross multiply
    133,520.31x = 200,208.63 × 53,518.14
  4. Step 4: Simplify right side
    133,520.31x = 10,714,793,489.55
  5. Step 5: Solve for x
    x = 10,714,793,489.55/133,520.31
  6. Step 6: Final answer
    x = 80,248.42

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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.