Home / 329,103.96-493,675.07-92,465.12

Finding the Fourth Proportional to 329,103.96, 493,675.07 and 92,465.12

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Solution

The fourth proportional to 329,103.96, 493,675.07 and 92,465.12 is: 138,703.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,103.96 : 493,675.07 = 92,465.12 : x
  2. Step 2: Convert to fraction form
    329,103.96/493,675.07 = 92,465.12/x
  3. Step 3: Cross multiply
    329,103.96x = 493,675.07 × 92,465.12
  4. Step 4: Simplify right side
    329,103.96x = 45,647,721,657.86
  5. Step 5: Solve for x
    x = 45,647,721,657.86/329,103.96
  6. Step 6: Final answer
    x = 138,703.05

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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.