Home / 178,911.72-246,900.96-98,342.64

Finding the Fourth Proportional to 178,911.72, 246,900.96 and 98,342.64

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Solution

The fourth proportional to 178,911.72, 246,900.96 and 98,342.64 is: 135,714.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,911.72 : 246,900.96 = 98,342.64 : x
  2. Step 2: Convert to fraction form
    178,911.72/246,900.96 = 98,342.64/x
  3. Step 3: Cross multiply
    178,911.72x = 246,900.96 × 98,342.64
  4. Step 4: Simplify right side
    178,911.72x = 24,280,892,224.93
  5. Step 5: Solve for x
    x = 24,280,892,224.93/178,911.72
  6. Step 6: Final answer
    x = 135,714.37

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1.5x scale

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.