Home / 262,074.29-393,028.20-112,274.51

Finding the Fourth Proportional to 262,074.29, 393,028.20 and 112,274.51

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Solution

The fourth proportional to 262,074.29, 393,028.20 and 112,274.51 is: 168,376.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,074.29 : 393,028.20 = 112,274.51 : x
  2. Step 2: Convert to fraction form
    262,074.29/393,028.20 = 112,274.51/x
  3. Step 3: Cross multiply
    262,074.29x = 393,028.20 × 112,274.51
  4. Step 4: Simplify right side
    262,074.29x = 44,127,046,606.04
  5. Step 5: Solve for x
    x = 44,127,046,606.04/262,074.29
  6. Step 6: Final answer
    x = 168,376.10

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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.