Home / 73,010.16-100,751.76-41,178.60

Finding the Fourth Proportional to 73,010.16, 100,751.76 and 41,178.60

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Solution

The fourth proportional to 73,010.16, 100,751.76 and 41,178.60 is: 56,825.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,010.16 : 100,751.76 = 41,178.60 : x
  2. Step 2: Convert to fraction form
    73,010.16/100,751.76 = 41,178.60/x
  3. Step 3: Cross multiply
    73,010.16x = 100,751.76 × 41,178.60
  4. Step 4: Simplify right side
    73,010.16x = 4,148,816,424.34
  5. Step 5: Solve for x
    x = 4,148,816,424.34/73,010.16
  6. Step 6: Final answer
    x = 56,825.19

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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.