Home / 119,626.66-179,440.26-112,319.38

Finding the Fourth Proportional to 119,626.66, 179,440.26 and 112,319.38

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Solution

The fourth proportional to 119,626.66, 179,440.26 and 112,319.38 is: 168,479.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,626.66 : 179,440.26 = 112,319.38 : x
  2. Step 2: Convert to fraction form
    119,626.66/179,440.26 = 112,319.38/x
  3. Step 3: Cross multiply
    119,626.66x = 179,440.26 × 112,319.38
  4. Step 4: Simplify right side
    119,626.66x = 20,154,618,750.24
  5. Step 5: Solve for x
    x = 20,154,618,750.24/119,626.66
  6. Step 6: Final answer
    x = 168,479.32

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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.