Home / 84,867.70-117,119.38-46,629.63

Finding the Fourth Proportional to 84,867.70, 117,119.38 and 46,629.63

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Solution

The fourth proportional to 84,867.70, 117,119.38 and 46,629.63 is: 64,349.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,867.70 : 117,119.38 = 46,629.63 : x
  2. Step 2: Convert to fraction form
    84,867.70/117,119.38 = 46,629.63/x
  3. Step 3: Cross multiply
    84,867.70x = 117,119.38 × 46,629.63
  4. Step 4: Simplify right side
    84,867.70x = 5,461,233,531.45
  5. Step 5: Solve for x
    x = 5,461,233,531.45/84,867.70
  6. Step 6: Final answer
    x = 64,349.97

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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.