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Finding the Fourth Proportional to 135,535.64, 203,288.08 and 35,703.64

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Solution

The fourth proportional to 135,535.64, 203,288.08 and 35,703.64 is: 53,551.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,535.64 : 203,288.08 = 35,703.64 : x
  2. Step 2: Convert to fraction form
    135,535.64/203,288.08 = 35,703.64/x
  3. Step 3: Cross multiply
    135,535.64x = 203,288.08 × 35,703.64
  4. Step 4: Simplify right side
    135,535.64x = 7,258,124,424.61
  5. Step 5: Solve for x
    x = 7,258,124,424.61/135,535.64
  6. Step 6: Final answer
    x = 53,551.41

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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.