Home / 196,521.48-294,911.28-107,837.28

Finding the Fourth Proportional to 196,521.48, 294,911.28 and 107,837.28

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Solution

The fourth proportional to 196,521.48, 294,911.28 and 107,837.28 is: 161,826.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,521.48 : 294,911.28 = 107,837.28 : x
  2. Step 2: Convert to fraction form
    196,521.48/294,911.28 = 107,837.28/x
  3. Step 3: Cross multiply
    196,521.48x = 294,911.28 × 107,837.28
  4. Step 4: Simplify right side
    196,521.48x = 31,802,430,276.52
  5. Step 5: Solve for x
    x = 31,802,430,276.52/196,521.48
  6. Step 6: Final answer
    x = 161,826.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.