Home / 170,615.72-235,373.26-98,954.04

Finding the Fourth Proportional to 170,615.72, 235,373.26 and 98,954.04

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Solution

The fourth proportional to 170,615.72, 235,373.26 and 98,954.04 is: 136,512.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,615.72 : 235,373.26 = 98,954.04 : x
  2. Step 2: Convert to fraction form
    170,615.72/235,373.26 = 98,954.04/x
  3. Step 3: Cross multiply
    170,615.72x = 235,373.26 × 98,954.04
  4. Step 4: Simplify right side
    170,615.72x = 23,291,134,984.97
  5. Step 5: Solve for x
    x = 23,291,134,984.97/170,615.72
  6. Step 6: Final answer
    x = 136,512.25

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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.