Home / 75,756.23-104,538.89-41,762.96

Finding the Fourth Proportional to 75,756.23, 104,538.89 and 41,762.96

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Solution

The fourth proportional to 75,756.23, 104,538.89 and 41,762.96 is: 57,630.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,756.23 : 104,538.89 = 41,762.96 : x
  2. Step 2: Convert to fraction form
    75,756.23/104,538.89 = 41,762.96/x
  3. Step 3: Cross multiply
    75,756.23x = 104,538.89 × 41,762.96
  4. Step 4: Simplify right side
    75,756.23x = 4,365,852,750.01
  5. Step 5: Solve for x
    x = 4,365,852,750.01/75,756.23
  6. Step 6: Final answer
    x = 57,630.28

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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.