Home / 82,170.36-113,393.25-46,359.45

Finding the Fourth Proportional to 82,170.36, 113,393.25 and 46,359.45

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Solution

The fourth proportional to 82,170.36, 113,393.25 and 46,359.45 is: 63,975.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,170.36 : 113,393.25 = 46,359.45 : x
  2. Step 2: Convert to fraction form
    82,170.36/113,393.25 = 46,359.45/x
  3. Step 3: Cross multiply
    82,170.36x = 113,393.25 × 46,359.45
  4. Step 4: Simplify right side
    82,170.36x = 5,256,848,703.71
  5. Step 5: Solve for x
    x = 5,256,848,703.71/82,170.36
  6. Step 6: Final answer
    x = 63,975.00

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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.