Home / 84,057.75-115,999.70-46,332.81

Finding the Fourth Proportional to 84,057.75, 115,999.70 and 46,332.81

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Solution

The fourth proportional to 84,057.75, 115,999.70 and 46,332.81 is: 63,939.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,057.75 : 115,999.70 = 46,332.81 : x
  2. Step 2: Convert to fraction form
    84,057.75/115,999.70 = 46,332.81/x
  3. Step 3: Cross multiply
    84,057.75x = 115,999.70 × 46,332.81
  4. Step 4: Simplify right side
    84,057.75x = 5,374,591,828.49
  5. Step 5: Solve for x
    x = 5,374,591,828.49/84,057.75
  6. Step 6: Final answer
    x = 63,939.28

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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.