Home / 195,173.69-292,534.63-89,771.45

Finding the Fourth Proportional to 195,173.69, 292,534.63 and 89,771.45

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Solution

The fourth proportional to 195,173.69, 292,534.63 and 89,771.45 is: 134,553.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,173.69 : 292,534.63 = 89,771.45 : x
  2. Step 2: Convert to fraction form
    195,173.69/292,534.63 = 89,771.45/x
  3. Step 3: Cross multiply
    195,173.69x = 292,534.63 × 89,771.45
  4. Step 4: Simplify right side
    195,173.69x = 26,261,257,910.31
  5. Step 5: Solve for x
    x = 26,261,257,910.31/195,173.69
  6. Step 6: Final answer
    x = 134,553.27

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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.