Home / 125,396.64-173,047.38-71,682.84

Finding the Fourth Proportional to 125,396.64, 173,047.38 and 71,682.84

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Solution

The fourth proportional to 125,396.64, 173,047.38 and 71,682.84 is: 98,922.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,396.64 : 173,047.38 = 71,682.84 : x
  2. Step 2: Convert to fraction form
    125,396.64/173,047.38 = 71,682.84/x
  3. Step 3: Cross multiply
    125,396.64x = 173,047.38 × 71,682.84
  4. Step 4: Simplify right side
    125,396.64x = 12,404,527,652.96
  5. Step 5: Solve for x
    x = 12,404,527,652.96/125,396.64
  6. Step 6: Final answer
    x = 98,922.33

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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.