Home / 242,745.14-334,831.96-161,071.63

Finding the Fourth Proportional to 242,745.14, 334,831.96 and 161,071.63

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Solution

The fourth proportional to 242,745.14, 334,831.96 and 161,071.63 is: 222,175.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,745.14 : 334,831.96 = 161,071.63 : x
  2. Step 2: Convert to fraction form
    242,745.14/334,831.96 = 161,071.63/x
  3. Step 3: Cross multiply
    242,745.14x = 334,831.96 × 161,071.63
  4. Step 4: Simplify right side
    242,745.14x = 53,931,928,333.54
  5. Step 5: Solve for x
    x = 53,931,928,333.54/242,745.14
  6. Step 6: Final answer
    x = 222,175.11

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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.