Home / 62,190.62-85,835.31-43,316.81

Finding the Fourth Proportional to 62,190.62, 85,835.31 and 43,316.81

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Solution

The fourth proportional to 62,190.62, 85,835.31 and 43,316.81 is: 59,785.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,190.62 : 85,835.31 = 43,316.81 : x
  2. Step 2: Convert to fraction form
    62,190.62/85,835.31 = 43,316.81/x
  3. Step 3: Cross multiply
    62,190.62x = 85,835.31 × 43,316.81
  4. Step 4: Simplify right side
    62,190.62x = 3,718,112,029.15
  5. Step 5: Solve for x
    x = 3,718,112,029.15/62,190.62
  6. Step 6: Final answer
    x = 59,785.73

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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.