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Finding the Fourth Proportional to 66,310.99, 99,377.76 and 32,525.34

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Solution

The fourth proportional to 66,310.99, 99,377.76 and 32,525.34 is: 48,744.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,310.99 : 99,377.76 = 32,525.34 : x
  2. Step 2: Convert to fraction form
    66,310.99/99,377.76 = 32,525.34/x
  3. Step 3: Cross multiply
    66,310.99x = 99,377.76 × 32,525.34
  4. Step 4: Simplify right side
    66,310.99x = 3,232,295,682.30
  5. Step 5: Solve for x
    x = 3,232,295,682.30/66,310.99
  6. Step 6: Final answer
    x = 48,744.50

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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.