Home / 75,035.20-103,533.60-41,494.72

Finding the Fourth Proportional to 75,035.20, 103,533.60 and 41,494.72

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Solution

The fourth proportional to 75,035.20, 103,533.60 and 41,494.72 is: 57,254.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,035.20 : 103,533.60 = 41,494.72 : x
  2. Step 2: Convert to fraction form
    75,035.20/103,533.60 = 41,494.72/x
  3. Step 3: Cross multiply
    75,035.20x = 103,533.60 × 41,494.72
  4. Step 4: Simplify right side
    75,035.20x = 4,296,097,742.59
  5. Step 5: Solve for x
    x = 4,296,097,742.59/75,035.20
  6. Step 6: Final answer
    x = 57,254.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.