Home / 170,132.28-234,782.64-98,516.10

Finding the Fourth Proportional to 170,132.28, 234,782.64 and 98,516.10

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Solution

The fourth proportional to 170,132.28, 234,782.64 and 98,516.10 is: 135,952.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,132.28 : 234,782.64 = 98,516.10 : x
  2. Step 2: Convert to fraction form
    170,132.28/234,782.64 = 98,516.10/x
  3. Step 3: Cross multiply
    170,132.28x = 234,782.64 × 98,516.10
  4. Step 4: Simplify right side
    170,132.28x = 23,129,870,040.50
  5. Step 5: Solve for x
    x = 23,129,870,040.50/170,132.28
  6. Step 6: Final answer
    x = 135,952.27

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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.