Home / 63,521.20-87,664.64-35,236

Finding the Fourth Proportional to 63,521.20, 87,664.64 and 35,236

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Solution

The fourth proportional to 63,521.20, 87,664.64 and 35,236 is: 48,628.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,521.20 : 87,664.64 = 35,236 : x
  2. Step 2: Convert to fraction form
    63,521.20/87,664.64 = 35,236/x
  3. Step 3: Cross multiply
    63,521.20x = 87,664.64 × 35,236
  4. Step 4: Simplify right side
    63,521.20x = 3,088,951,255.04
  5. Step 5: Solve for x
    x = 3,088,951,255.04/63,521.20
  6. Step 6: Final answer
    x = 48,628.67

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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.