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Finding the Fourth Proportional to 226,300.04, 312,303.94 and 125,698.04

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Solution

The fourth proportional to 226,300.04, 312,303.94 and 125,698.04 is: 173,468.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,300.04 : 312,303.94 = 125,698.04 : x
  2. Step 2: Convert to fraction form
    226,300.04/312,303.94 = 125,698.04/x
  3. Step 3: Cross multiply
    226,300.04x = 312,303.94 × 125,698.04
  4. Step 4: Simplify right side
    226,300.04x = 39,255,993,142.28
  5. Step 5: Solve for x
    x = 39,255,993,142.28/226,300.04
  6. Step 6: Final answer
    x = 173,468.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.