Home / 230,945.40-346,533.30-131,182.20

Finding the Fourth Proportional to 230,945.40, 346,533.30 and 131,182.20

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Solution

The fourth proportional to 230,945.40, 346,533.30 and 131,182.20 is: 196,838.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,945.40 : 346,533.30 = 131,182.20 : x
  2. Step 2: Convert to fraction form
    230,945.40/346,533.30 = 131,182.20/x
  3. Step 3: Cross multiply
    230,945.40x = 346,533.30 × 131,182.20
  4. Step 4: Simplify right side
    230,945.40x = 45,459,000,667.26
  5. Step 5: Solve for x
    x = 45,459,000,667.26/230,945.40
  6. Step 6: Final answer
    x = 196,838.74

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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.