Home / 187,368.49-281,242.73-166,157.33

Finding the Fourth Proportional to 187,368.49, 281,242.73 and 166,157.33

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Solution

The fourth proportional to 187,368.49, 281,242.73 and 166,157.33 is: 249,404.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,368.49 : 281,242.73 = 166,157.33 : x
  2. Step 2: Convert to fraction form
    187,368.49/281,242.73 = 166,157.33/x
  3. Step 3: Cross multiply
    187,368.49x = 281,242.73 × 166,157.33
  4. Step 4: Simplify right side
    187,368.49x = 46,730,540,107.89
  5. Step 5: Solve for x
    x = 46,730,540,107.89/187,368.49
  6. Step 6: Final answer
    x = 249,404.47

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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.