Home / 170,269.14-234,971.40-98,690.68

Finding the Fourth Proportional to 170,269.14, 234,971.40 and 98,690.68

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Solution

The fourth proportional to 170,269.14, 234,971.40 and 98,690.68 is: 136,193.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,269.14 : 234,971.40 = 98,690.68 : x
  2. Step 2: Convert to fraction form
    170,269.14/234,971.40 = 98,690.68/x
  3. Step 3: Cross multiply
    170,269.14x = 234,971.40 × 98,690.68
  4. Step 4: Simplify right side
    170,269.14x = 23,189,487,246.55
  5. Step 5: Solve for x
    x = 23,189,487,246.55/170,269.14
  6. Step 6: Final answer
    x = 136,193.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.