Home / 193,582.08-290,403.90-67,260.96

Finding the Fourth Proportional to 193,582.08, 290,403.90 and 67,260.96

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Solution

The fourth proportional to 193,582.08, 290,403.90 and 67,260.96 is: 100,902.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,582.08 : 290,403.90 = 67,260.96 : x
  2. Step 2: Convert to fraction form
    193,582.08/290,403.90 = 67,260.96/x
  3. Step 3: Cross multiply
    193,582.08x = 290,403.90 × 67,260.96
  4. Step 4: Simplify right side
    193,582.08x = 19,532,845,101.74
  5. Step 5: Solve for x
    x = 19,532,845,101.74/193,582.08
  6. Step 6: Final answer
    x = 100,902.13

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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.