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Finding the Fourth Proportional to 84,653.31, 116,820.75 and 46,414.98

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Solution

The fourth proportional to 84,653.31, 116,820.75 and 46,414.98 is: 64,052.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,653.31 : 116,820.75 = 46,414.98 : x
  2. Step 2: Convert to fraction form
    84,653.31/116,820.75 = 46,414.98/x
  3. Step 3: Cross multiply
    84,653.31x = 116,820.75 × 46,414.98
  4. Step 4: Simplify right side
    84,653.31x = 5,422,232,774.84
  5. Step 5: Solve for x
    x = 5,422,232,774.84/84,653.31
  6. Step 6: Final answer
    x = 64,052.22

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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.