Home / 195,171.69-292,531.64-89,769.45

Finding the Fourth Proportional to 195,171.69, 292,531.64 and 89,769.45

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Solution

The fourth proportional to 195,171.69, 292,531.64 and 89,769.45 is: 134,550.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,171.69 : 292,531.64 = 89,769.45 : x
  2. Step 2: Convert to fraction form
    195,171.69/292,531.64 = 89,769.45/x
  3. Step 3: Cross multiply
    195,171.69x = 292,531.64 × 89,769.45
  4. Step 4: Simplify right side
    195,171.69x = 26,260,403,981.55
  5. Step 5: Solve for x
    x = 26,260,403,981.55/195,171.69
  6. Step 6: Final answer
    x = 134,550.27

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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.