Home / 101,845.19-152,706.39-45,675.14

Finding the Fourth Proportional to 101,845.19, 152,706.39 and 45,675.14

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Solution

The fourth proportional to 101,845.19, 152,706.39 and 45,675.14 is: 68,485.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,845.19 : 152,706.39 = 45,675.14 : x
  2. Step 2: Convert to fraction form
    101,845.19/152,706.39 = 45,675.14/x
  3. Step 3: Cross multiply
    101,845.19x = 152,706.39 × 45,675.14
  4. Step 4: Simplify right side
    101,845.19x = 6,974,885,742.14
  5. Step 5: Solve for x
    x = 6,974,885,742.14/101,845.19
  6. Step 6: Final answer
    x = 68,485.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.