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Finding the Fourth Proportional to 134,496.60, 201,744.90 and 64,512.60

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Solution

The fourth proportional to 134,496.60, 201,744.90 and 64,512.60 is: 96,768.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,496.60 : 201,744.90 = 64,512.60 : x
  2. Step 2: Convert to fraction form
    134,496.60/201,744.90 = 64,512.60/x
  3. Step 3: Cross multiply
    134,496.60x = 201,744.90 × 64,512.60
  4. Step 4: Simplify right side
    134,496.60x = 13,015,088,035.74
  5. Step 5: Solve for x
    x = 13,015,088,035.74/134,496.60
  6. Step 6: Final answer
    x = 96,768.90

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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.