Home / 146,026.32-201,511.80-82,363.20

Finding the Fourth Proportional to 146,026.32, 201,511.80 and 82,363.20

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Solution

The fourth proportional to 146,026.32, 201,511.80 and 82,363.20 is: 113,658.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,026.32 : 201,511.80 = 82,363.20 : x
  2. Step 2: Convert to fraction form
    146,026.32/201,511.80 = 82,363.20/x
  3. Step 3: Cross multiply
    146,026.32x = 201,511.80 × 82,363.20
  4. Step 4: Simplify right side
    146,026.32x = 16,597,156,685.76
  5. Step 5: Solve for x
    x = 16,597,156,685.76/146,026.32
  6. Step 6: Final answer
    x = 113,658.67

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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.