Home / 71,448.48-98,579.10-41,231.68

Finding the Fourth Proportional to 71,448.48, 98,579.10 and 41,231.68

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Solution

The fourth proportional to 71,448.48, 98,579.10 and 41,231.68 is: 56,888.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,448.48 : 98,579.10 = 41,231.68 : x
  2. Step 2: Convert to fraction form
    71,448.48/98,579.10 = 41,231.68/x
  3. Step 3: Cross multiply
    71,448.48x = 98,579.10 × 41,231.68
  4. Step 4: Simplify right side
    71,448.48x = 4,064,581,905.89
  5. Step 5: Solve for x
    x = 4,064,581,905.89/71,448.48
  6. Step 6: Final answer
    x = 56,888.29

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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.