Home / 77,501.21-116,211.38-27,574.03

Finding the Fourth Proportional to 77,501.21, 116,211.38 and 27,574.03

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Solution

The fourth proportional to 77,501.21, 116,211.38 and 27,574.03 is: 41,346.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,501.21 : 116,211.38 = 27,574.03 : x
  2. Step 2: Convert to fraction form
    77,501.21/116,211.38 = 27,574.03/x
  3. Step 3: Cross multiply
    77,501.21x = 116,211.38 × 27,574.03
  4. Step 4: Simplify right side
    77,501.21x = 3,204,416,078.46
  5. Step 5: Solve for x
    x = 3,204,416,078.46/77,501.21
  6. Step 6: Final answer
    x = 41,346.66

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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.