Home / 113,219.96-169,831.56-43,103.12

Finding the Fourth Proportional to 113,219.96, 169,831.56 and 43,103.12

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Solution

The fourth proportional to 113,219.96, 169,831.56 and 43,103.12 is: 64,655.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,219.96 : 169,831.56 = 43,103.12 : x
  2. Step 2: Convert to fraction form
    113,219.96/169,831.56 = 43,103.12/x
  3. Step 3: Cross multiply
    113,219.96x = 169,831.56 × 43,103.12
  4. Step 4: Simplify right side
    113,219.96x = 7,320,270,110.47
  5. Step 5: Solve for x
    x = 7,320,270,110.47/113,219.96
  6. Step 6: Final answer
    x = 64,655.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.