Home / 262,290.78-393,528.33-112,525.02

Finding the Fourth Proportional to 262,290.78, 393,528.33 and 112,525.02

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Solution

The fourth proportional to 262,290.78, 393,528.33 and 112,525.02 is: 168,827.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,290.78 : 393,528.33 = 112,525.02 : x
  2. Step 2: Convert to fraction form
    262,290.78/393,528.33 = 112,525.02/x
  3. Step 3: Cross multiply
    262,290.78x = 393,528.33 × 112,525.02
  4. Step 4: Simplify right side
    262,290.78x = 44,281,783,203.82
  5. Step 5: Solve for x
    x = 44,281,783,203.82/262,290.78
  6. Step 6: Final answer
    x = 168,827.07

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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.