Home / 133,015.42-199,556.34-39,521.17

Finding the Fourth Proportional to 133,015.42, 199,556.34 and 39,521.17

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Solution

The fourth proportional to 133,015.42, 199,556.34 and 39,521.17 is: 59,291.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,015.42 : 199,556.34 = 39,521.17 : x
  2. Step 2: Convert to fraction form
    133,015.42/199,556.34 = 39,521.17/x
  3. Step 3: Cross multiply
    133,015.42x = 199,556.34 × 39,521.17
  4. Step 4: Simplify right side
    133,015.42x = 7,886,700,037.72
  5. Step 5: Solve for x
    x = 7,886,700,037.72/133,015.42
  6. Step 6: Final answer
    x = 59,291.62

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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.