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Finding the Fourth Proportional to 84,725.28, 116,921.03 and 46,999.53

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Solution

The fourth proportional to 84,725.28, 116,921.03 and 46,999.53 is: 64,859.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,725.28 : 116,921.03 = 46,999.53 : x
  2. Step 2: Convert to fraction form
    84,725.28/116,921.03 = 46,999.53/x
  3. Step 3: Cross multiply
    84,725.28x = 116,921.03 × 46,999.53
  4. Step 4: Simplify right side
    84,725.28x = 5,495,233,222.12
  5. Step 5: Solve for x
    x = 5,495,233,222.12/84,725.28
  6. Step 6: Final answer
    x = 64,859.43

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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.