Home / 103,714.58-155,580.06-51,095.36

Finding the Fourth Proportional to 103,714.58, 155,580.06 and 51,095.36

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Solution

The fourth proportional to 103,714.58, 155,580.06 and 51,095.36 is: 76,647.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,714.58 : 155,580.06 = 51,095.36 : x
  2. Step 2: Convert to fraction form
    103,714.58/155,580.06 = 51,095.36/x
  3. Step 3: Cross multiply
    103,714.58x = 155,580.06 × 51,095.36
  4. Step 4: Simplify right side
    103,714.58x = 7,949,419,174.52
  5. Step 5: Solve for x
    x = 7,949,419,174.52/103,714.58
  6. Step 6: Final answer
    x = 76,647.07

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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.