Home / 262,112.24-393,168.76-112,340.81

Finding the Fourth Proportional to 262,112.24, 393,168.76 and 112,340.81

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Solution

The fourth proportional to 262,112.24, 393,168.76 and 112,340.81 is: 168,511.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,112.24 : 393,168.76 = 112,340.81 : x
  2. Step 2: Convert to fraction form
    262,112.24/393,168.76 = 112,340.81/x
  3. Step 3: Cross multiply
    262,112.24x = 393,168.76 × 112,340.81
  4. Step 4: Simplify right side
    262,112.24x = 44,168,894,718.40
  5. Step 5: Solve for x
    x = 44,168,894,718.40/262,112.24
  6. Step 6: Final answer
    x = 168,511.38

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1.5x scale

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.