Home / 72,112.13-99,450.09-60,052.54

Finding the Fourth Proportional to 72,112.13, 99,450.09 and 60,052.54

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Solution

The fourth proportional to 72,112.13, 99,450.09 and 60,052.54 is: 82,818.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,112.13 : 99,450.09 = 60,052.54 : x
  2. Step 2: Convert to fraction form
    72,112.13/99,450.09 = 60,052.54/x
  3. Step 3: Cross multiply
    72,112.13x = 99,450.09 × 60,052.54
  4. Step 4: Simplify right side
    72,112.13x = 5,972,230,632.04
  5. Step 5: Solve for x
    x = 5,972,230,632.04/72,112.13
  6. Step 6: Final answer
    x = 82,818.67

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1.5x scale

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.