Home / 178,355.88-246,090.69-121,003.02

Finding the Fourth Proportional to 178,355.88, 246,090.69 and 121,003.02

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Solution

The fourth proportional to 178,355.88, 246,090.69 and 121,003.02 is: 166,956.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,355.88 : 246,090.69 = 121,003.02 : x
  2. Step 2: Convert to fraction form
    178,355.88/246,090.69 = 121,003.02/x
  3. Step 3: Cross multiply
    178,355.88x = 246,090.69 × 121,003.02
  4. Step 4: Simplify right side
    178,355.88x = 29,777,716,683.88
  5. Step 5: Solve for x
    x = 29,777,716,683.88/178,355.88
  6. Step 6: Final answer
    x = 166,956.74

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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.