Home / 178,708.31-246,619.18-98,137.52

Finding the Fourth Proportional to 178,708.31, 246,619.18 and 98,137.52

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Solution

The fourth proportional to 178,708.31, 246,619.18 and 98,137.52 is: 135,430.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,708.31 : 246,619.18 = 98,137.52 : x
  2. Step 2: Convert to fraction form
    178,708.31/246,619.18 = 98,137.52/x
  3. Step 3: Cross multiply
    178,708.31x = 246,619.18 × 98,137.52
  4. Step 4: Simplify right side
    178,708.31x = 24,202,592,985.85
  5. Step 5: Solve for x
    x = 24,202,592,985.85/178,708.31
  6. Step 6: Final answer
    x = 135,430.71

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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.