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Finding the Fourth Proportional to 88,236.01, 132,378.72 and 35,682.40

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Solution

The fourth proportional to 88,236.01, 132,378.72 and 35,682.40 is: 53,533.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,236.01 : 132,378.72 = 35,682.40 : x
  2. Step 2: Convert to fraction form
    88,236.01/132,378.72 = 35,682.40/x
  3. Step 3: Cross multiply
    88,236.01x = 132,378.72 × 35,682.40
  4. Step 4: Simplify right side
    88,236.01x = 4,723,589,598.22
  5. Step 5: Solve for x
    x = 4,723,589,598.22/88,236.01
  6. Step 6: Final answer
    x = 53,533.58

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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.