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Finding the Fourth Proportional to 134,027.60, 200,749.80 and 107,783.60

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Solution

The fourth proportional to 134,027.60, 200,749.80 and 107,783.60 is: 161,440.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,027.60 : 200,749.80 = 107,783.60 : x
  2. Step 2: Convert to fraction form
    134,027.60/200,749.80 = 107,783.60/x
  3. Step 3: Cross multiply
    134,027.60x = 200,749.80 × 107,783.60
  4. Step 4: Simplify right side
    134,027.60x = 21,637,536,143.28
  5. Step 5: Solve for x
    x = 21,637,536,143.28/134,027.60
  6. Step 6: Final answer
    x = 161,440.90

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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.