Home / 75,467.52-113,151.60-42,236.64

Finding the Fourth Proportional to 75,467.52, 113,151.60 and 42,236.64

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Solution

The fourth proportional to 75,467.52, 113,151.60 and 42,236.64 is: 63,327.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,467.52 : 113,151.60 = 42,236.64 : x
  2. Step 2: Convert to fraction form
    75,467.52/113,151.60 = 42,236.64/x
  3. Step 3: Cross multiply
    75,467.52x = 113,151.60 × 42,236.64
  4. Step 4: Simplify right side
    75,467.52x = 4,779,143,394.62
  5. Step 5: Solve for x
    x = 4,779,143,394.62/75,467.52
  6. Step 6: Final answer
    x = 63,327.16

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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.