Home / 105,928.98-146,146.40-59,982.36

Finding the Fourth Proportional to 105,928.98, 146,146.40 and 59,982.36

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Solution

The fourth proportional to 105,928.98, 146,146.40 and 59,982.36 is: 82,755.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,928.98 : 146,146.40 = 59,982.36 : x
  2. Step 2: Convert to fraction form
    105,928.98/146,146.40 = 59,982.36/x
  3. Step 3: Cross multiply
    105,928.98x = 146,146.40 × 59,982.36
  4. Step 4: Simplify right side
    105,928.98x = 8,766,205,977.50
  5. Step 5: Solve for x
    x = 8,766,205,977.50/105,928.98
  6. Step 6: Final answer
    x = 82,755.50

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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.