Home / 73,958.06-102,062.13-42,145.41

Finding the Fourth Proportional to 73,958.06, 102,062.13 and 42,145.41

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Solution

The fourth proportional to 73,958.06, 102,062.13 and 42,145.41 is: 58,160.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,958.06 : 102,062.13 = 42,145.41 : x
  2. Step 2: Convert to fraction form
    73,958.06/102,062.13 = 42,145.41/x
  3. Step 3: Cross multiply
    73,958.06x = 102,062.13 × 42,145.41
  4. Step 4: Simplify right side
    73,958.06x = 4,301,450,539.01
  5. Step 5: Solve for x
    x = 4,301,450,539.01/73,958.06
  6. Step 6: Final answer
    x = 58,160.67

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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.