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Finding the Fourth Proportional to 170,170.72, 234,831.57 and 94,717.60

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Solution

The fourth proportional to 170,170.72, 234,831.57 and 94,717.60 is: 130,708.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,170.72 : 234,831.57 = 94,717.60 : x
  2. Step 2: Convert to fraction form
    170,170.72/234,831.57 = 94,717.60/x
  3. Step 3: Cross multiply
    170,170.72x = 234,831.57 × 94,717.60
  4. Step 4: Simplify right side
    170,170.72x = 22,242,682,714.63
  5. Step 5: Solve for x
    x = 22,242,682,714.63/170,170.72
  6. Step 6: Final answer
    x = 130,708.05

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1.5x scale

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.