Home / 82,746.56-114,190.26-45,021.08

Finding the Fourth Proportional to 82,746.56, 114,190.26 and 45,021.08

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Solution

The fourth proportional to 82,746.56, 114,190.26 and 45,021.08 is: 62,129.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,746.56 : 114,190.26 = 45,021.08 : x
  2. Step 2: Convert to fraction form
    82,746.56/114,190.26 = 45,021.08/x
  3. Step 3: Cross multiply
    82,746.56x = 114,190.26 × 45,021.08
  4. Step 4: Simplify right side
    82,746.56x = 5,140,968,947.33
  5. Step 5: Solve for x
    x = 5,140,968,947.33/82,746.56
  6. Step 6: Final answer
    x = 62,129.09

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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.