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Finding the Fourth Proportional to 84,160.88, 116,141.95 and 46,435.13

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Solution

The fourth proportional to 84,160.88, 116,141.95 and 46,435.13 is: 64,080.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,160.88 : 116,141.95 = 46,435.13 : x
  2. Step 2: Convert to fraction form
    84,160.88/116,141.95 = 46,435.13/x
  3. Step 3: Cross multiply
    84,160.88x = 116,141.95 × 46,435.13
  4. Step 4: Simplify right side
    84,160.88x = 5,393,066,546.70
  5. Step 5: Solve for x
    x = 5,393,066,546.70/84,160.88
  6. Step 6: Final answer
    x = 64,080.44

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Double scale
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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.