Home / 119,626.65-179,440.25-112,319.37

Finding the Fourth Proportional to 119,626.65, 179,440.25 and 112,319.37

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Solution

The fourth proportional to 119,626.65, 179,440.25 and 112,319.37 is: 168,479.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,626.65 : 179,440.25 = 112,319.37 : x
  2. Step 2: Convert to fraction form
    119,626.65/179,440.25 = 112,319.37/x
  3. Step 3: Cross multiply
    119,626.65x = 179,440.25 × 112,319.37
  4. Step 4: Simplify right side
    119,626.65x = 20,154,615,271.05
  5. Step 5: Solve for x
    x = 20,154,615,271.05/119,626.65
  6. Step 6: Final answer
    x = 168,479.31

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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.