Home / 113,485.40-170,255.70-34,601.12

Finding the Fourth Proportional to 113,485.40, 170,255.70 and 34,601.12

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Solution

The fourth proportional to 113,485.40, 170,255.70 and 34,601.12 is: 51,910.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,485.40 : 170,255.70 = 34,601.12 : x
  2. Step 2: Convert to fraction form
    113,485.40/170,255.70 = 34,601.12/x
  3. Step 3: Cross multiply
    113,485.40x = 170,255.70 × 34,601.12
  4. Step 4: Simplify right side
    113,485.40x = 5,891,037,906.38
  5. Step 5: Solve for x
    x = 5,891,037,906.38/113,485.40
  6. Step 6: Final answer
    x = 51,910.10

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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.