Home / 175,145.40-241,705.72-107,161.28

Finding the Fourth Proportional to 175,145.40, 241,705.72 and 107,161.28

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Solution

The fourth proportional to 175,145.40, 241,705.72 and 107,161.28 is: 147,885.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,145.40 : 241,705.72 = 107,161.28 : x
  2. Step 2: Convert to fraction form
    175,145.40/241,705.72 = 107,161.28/x
  3. Step 3: Cross multiply
    175,145.40x = 241,705.72 × 107,161.28
  4. Step 4: Simplify right side
    175,145.40x = 25,901,494,338.52
  5. Step 5: Solve for x
    x = 25,901,494,338.52/175,145.40
  6. Step 6: Final answer
    x = 147,885.67

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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.