Home / 193,381.07-290,071.68-60,272.05

Finding the Fourth Proportional to 193,381.07, 290,071.68 and 60,272.05

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Solution

The fourth proportional to 193,381.07, 290,071.68 and 60,272.05 is: 90,408.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,381.07 : 290,071.68 = 60,272.05 : x
  2. Step 2: Convert to fraction form
    193,381.07/290,071.68 = 60,272.05/x
  3. Step 3: Cross multiply
    193,381.07x = 290,071.68 × 60,272.05
  4. Step 4: Simplify right side
    193,381.07x = 17,483,214,732.26
  5. Step 5: Solve for x
    x = 17,483,214,732.26/193,381.07
  6. Step 6: Final answer
    x = 90,408.10

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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.