Home / 173,890.20-260,624.70-73,840.35

Finding the Fourth Proportional to 173,890.20, 260,624.70 and 73,840.35

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Solution

The fourth proportional to 173,890.20, 260,624.70 and 73,840.35 is: 110,671.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,890.20 : 260,624.70 = 73,840.35 : x
  2. Step 2: Convert to fraction form
    173,890.20/260,624.70 = 73,840.35/x
  3. Step 3: Cross multiply
    173,890.20x = 260,624.70 × 73,840.35
  4. Step 4: Simplify right side
    173,890.20x = 19,244,619,066.65
  5. Step 5: Solve for x
    x = 19,244,619,066.65/173,890.20
  6. Step 6: Final answer
    x = 110,671.10

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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.