Home / 178,080.31-245,739.99-97,508.80

Finding the Fourth Proportional to 178,080.31, 245,739.99 and 97,508.80

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Solution

The fourth proportional to 178,080.31, 245,739.99 and 97,508.80 is: 134,556.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,080.31 : 245,739.99 = 97,508.80 : x
  2. Step 2: Convert to fraction form
    178,080.31/245,739.99 = 97,508.80/x
  3. Step 3: Cross multiply
    178,080.31x = 245,739.99 × 97,508.80
  4. Step 4: Simplify right side
    178,080.31x = 23,961,811,536.91
  5. Step 5: Solve for x
    x = 23,961,811,536.91/178,080.31
  6. Step 6: Final answer
    x = 134,556.21

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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.