Home / 66,184.76-99,289.44-21,814.63

Finding the Fourth Proportional to 66,184.76, 99,289.44 and 21,814.63

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Solution

The fourth proportional to 66,184.76, 99,289.44 and 21,814.63 is: 32,725.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,184.76 : 99,289.44 = 21,814.63 : x
  2. Step 2: Convert to fraction form
    66,184.76/99,289.44 = 21,814.63/x
  3. Step 3: Cross multiply
    66,184.76x = 99,289.44 × 21,814.63
  4. Step 4: Simplify right side
    66,184.76x = 2,165,962,148.28
  5. Step 5: Solve for x
    x = 2,165,962,148.28/66,184.76
  6. Step 6: Final answer
    x = 32,725.99

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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.