Home / 99,845.56-149,809.08-64,325.44

Finding the Fourth Proportional to 99,845.56, 149,809.08 and 64,325.44

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Solution

The fourth proportional to 99,845.56, 149,809.08 and 64,325.44 is: 96,514.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,845.56 : 149,809.08 = 64,325.44 : x
  2. Step 2: Convert to fraction form
    99,845.56/149,809.08 = 64,325.44/x
  3. Step 3: Cross multiply
    99,845.56x = 149,809.08 × 64,325.44
  4. Step 4: Simplify right side
    99,845.56x = 9,636,534,987.00
  5. Step 5: Solve for x
    x = 9,636,534,987.00/99,845.56
  6. Step 6: Final answer
    x = 96,514.41

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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.