Home / 194,487.26-291,564.49-74,630.22

Finding the Fourth Proportional to 194,487.26, 291,564.49 and 74,630.22

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Solution

The fourth proportional to 194,487.26, 291,564.49 and 74,630.22 is: 111,881.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,487.26 : 291,564.49 = 74,630.22 : x
  2. Step 2: Convert to fraction form
    194,487.26/291,564.49 = 74,630.22/x
  3. Step 3: Cross multiply
    194,487.26x = 291,564.49 × 74,630.22
  4. Step 4: Simplify right side
    194,487.26x = 21,759,522,032.89
  5. Step 5: Solve for x
    x = 21,759,522,032.89/194,487.26
  6. Step 6: Final answer
    x = 111,881.48

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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.