Home / 178,669.86-246,564.88-98,102.60

Finding the Fourth Proportional to 178,669.86, 246,564.88 and 98,102.60

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Solution

The fourth proportional to 178,669.86, 246,564.88 and 98,102.60 is: 135,381.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,669.86 : 246,564.88 = 98,102.60 : x
  2. Step 2: Convert to fraction form
    178,669.86/246,564.88 = 98,102.60/x
  3. Step 3: Cross multiply
    178,669.86x = 246,564.88 × 98,102.60
  4. Step 4: Simplify right side
    178,669.86x = 24,188,655,796.69
  5. Step 5: Solve for x
    x = 24,188,655,796.69/178,669.86
  6. Step 6: Final answer
    x = 135,381.85

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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.