Home / 161,151.22-241,707.57-42,831.64

Finding the Fourth Proportional to 161,151.22, 241,707.57 and 42,831.64

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Solution

The fourth proportional to 161,151.22, 241,707.57 and 42,831.64 is: 64,242.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,151.22 : 241,707.57 = 42,831.64 : x
  2. Step 2: Convert to fraction form
    161,151.22/241,707.57 = 42,831.64/x
  3. Step 3: Cross multiply
    161,151.22x = 241,707.57 × 42,831.64
  4. Step 4: Simplify right side
    161,151.22x = 10,352,731,623.51
  5. Step 5: Solve for x
    x = 10,352,731,623.51/161,151.22
  6. Step 6: Final answer
    x = 64,242.34

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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.