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Finding the Fourth Proportional to 136,342.40, 204,513.60 and 101,350.40

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Solution

The fourth proportional to 136,342.40, 204,513.60 and 101,350.40 is: 152,025.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,342.40 : 204,513.60 = 101,350.40 : x
  2. Step 2: Convert to fraction form
    136,342.40/204,513.60 = 101,350.40/x
  3. Step 3: Cross multiply
    136,342.40x = 204,513.60 × 101,350.40
  4. Step 4: Simplify right side
    136,342.40x = 20,727,535,165.44
  5. Step 5: Solve for x
    x = 20,727,535,165.44/136,342.40
  6. Step 6: Final answer
    x = 152,025.60

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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.