Home / 134,104.40-201,106.78-39,310.24

Finding the Fourth Proportional to 134,104.40, 201,106.78 and 39,310.24

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Solution

The fourth proportional to 134,104.40, 201,106.78 and 39,310.24 is: 58,950.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,104.40 : 201,106.78 = 39,310.24 : x
  2. Step 2: Convert to fraction form
    134,104.40/201,106.78 = 39,310.24/x
  3. Step 3: Cross multiply
    134,104.40x = 201,106.78 × 39,310.24
  4. Step 4: Simplify right side
    134,104.40x = 7,905,555,787.43
  5. Step 5: Solve for x
    x = 7,905,555,787.43/134,104.40
  6. Step 6: Final answer
    x = 58,950.76

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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.