Home / 64,299.40-88,732.20-36,006.16

Finding the Fourth Proportional to 64,299.40, 88,732.20 and 36,006.16

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Solution

The fourth proportional to 64,299.40, 88,732.20 and 36,006.16 is: 49,687.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,299.40 : 88,732.20 = 36,006.16 : x
  2. Step 2: Convert to fraction form
    64,299.40/88,732.20 = 36,006.16/x
  3. Step 3: Cross multiply
    64,299.40x = 88,732.20 × 36,006.16
  4. Step 4: Simplify right side
    64,299.40x = 3,194,905,790.35
  5. Step 5: Solve for x
    x = 3,194,905,790.35/64,299.40
  6. Step 6: Final answer
    x = 49,687.96

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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.