Home / 66,946.05-100,349.01-22,557.47

Finding the Fourth Proportional to 66,946.05, 100,349.01 and 22,557.47

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Solution

The fourth proportional to 66,946.05, 100,349.01 and 22,557.47 is: 33,812.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,946.05 : 100,349.01 = 22,557.47 : x
  2. Step 2: Convert to fraction form
    66,946.05/100,349.01 = 22,557.47/x
  3. Step 3: Cross multiply
    66,946.05x = 100,349.01 × 22,557.47
  4. Step 4: Simplify right side
    66,946.05x = 2,263,619,280.86
  5. Step 5: Solve for x
    x = 2,263,619,280.86/66,946.05
  6. Step 6: Final answer
    x = 33,812.59

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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.