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Finding the Fourth Proportional to 193,381.92, 290,072.01 and 60,262.29

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Solution

The fourth proportional to 193,381.92, 290,072.01 and 60,262.29 is: 90,393.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,381.92 : 290,072.01 = 60,262.29 : x
  2. Step 2: Convert to fraction form
    193,381.92/290,072.01 = 60,262.29/x
  3. Step 3: Cross multiply
    193,381.92x = 290,072.01 × 60,262.29
  4. Step 4: Simplify right side
    193,381.92x = 17,480,403,587.50
  5. Step 5: Solve for x
    x = 17,480,403,587.50/193,381.92
  6. Step 6: Final answer
    x = 90,393.16

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1.5x scale

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.