Home / 301,023.39-415,417.11-165,069.75

Finding the Fourth Proportional to 301,023.39, 415,417.11 and 165,069.75

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Solution

The fourth proportional to 301,023.39, 415,417.11 and 165,069.75 is: 227,798.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,023.39 : 415,417.11 = 165,069.75 : x
  2. Step 2: Convert to fraction form
    301,023.39/415,417.11 = 165,069.75/x
  3. Step 3: Cross multiply
    301,023.39x = 415,417.11 × 165,069.75
  4. Step 4: Simplify right side
    301,023.39x = 68,572,798,493.42
  5. Step 5: Solve for x
    x = 68,572,798,493.42/301,023.39
  6. Step 6: Final answer
    x = 227,798.90

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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.