Home / 119,630.65-179,446.26-112,323.37

Finding the Fourth Proportional to 119,630.65, 179,446.26 and 112,323.37

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Solution

The fourth proportional to 119,630.65, 179,446.26 and 112,323.37 is: 168,485.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,630.65 : 179,446.26 = 112,323.37 : x
  2. Step 2: Convert to fraction form
    119,630.65/179,446.26 = 112,323.37/x
  3. Step 3: Cross multiply
    119,630.65x = 179,446.26 × 112,323.37
  4. Step 4: Simplify right side
    119,630.65x = 20,156,008,657.10
  5. Step 5: Solve for x
    x = 20,156,008,657.10/119,630.65
  6. Step 6: Final answer
    x = 168,485.32

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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.