Home / 170,943.24-235,853.64-98,342.34

Finding the Fourth Proportional to 170,943.24, 235,853.64 and 98,342.34

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Solution

The fourth proportional to 170,943.24, 235,853.64 and 98,342.34 is: 135,684.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,943.24 : 235,853.64 = 98,342.34 : x
  2. Step 2: Convert to fraction form
    170,943.24/235,853.64 = 98,342.34/x
  3. Step 3: Cross multiply
    170,943.24x = 235,853.64 × 98,342.34
  4. Step 4: Simplify right side
    170,943.24x = 23,194,398,855.12
  5. Step 5: Solve for x
    x = 23,194,398,855.12/170,943.24
  6. Step 6: Final answer
    x = 135,684.80

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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.