Home / 193,707.21-290,647.08-98,887.26

Finding the Fourth Proportional to 193,707.21, 290,647.08 and 98,887.26

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Solution

The fourth proportional to 193,707.21, 290,647.08 and 98,887.26 is: 148,374.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,707.21 : 290,647.08 = 98,887.26 : x
  2. Step 2: Convert to fraction form
    193,707.21/290,647.08 = 98,887.26/x
  3. Step 3: Cross multiply
    193,707.21x = 290,647.08 × 98,887.26
  4. Step 4: Simplify right side
    193,707.21x = 28,741,293,368.20
  5. Step 5: Solve for x
    x = 28,741,293,368.20/193,707.21
  6. Step 6: Final answer
    x = 148,374.93

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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.