Home / 105,202.94-145,180.98-59,883.84

Finding the Fourth Proportional to 105,202.94, 145,180.98 and 59,883.84

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Solution

The fourth proportional to 105,202.94, 145,180.98 and 59,883.84 is: 82,640.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,202.94 : 145,180.98 = 59,883.84 : x
  2. Step 2: Convert to fraction form
    105,202.94/145,180.98 = 59,883.84/x
  3. Step 3: Cross multiply
    105,202.94x = 145,180.98 × 59,883.84
  4. Step 4: Simplify right side
    105,202.94x = 8,693,994,577.36
  5. Step 5: Solve for x
    x = 8,693,994,577.36/105,202.94
  6. Step 6: Final answer
    x = 82,640.23

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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.