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Finding the Fourth Proportional to 226,870.60, 340,226.46 and 66,904.06

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Solution

The fourth proportional to 226,870.60, 340,226.46 and 66,904.06 is: 100,332.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,870.60 : 340,226.46 = 66,904.06 : x
  2. Step 2: Convert to fraction form
    226,870.60/340,226.46 = 66,904.06/x
  3. Step 3: Cross multiply
    226,870.60x = 340,226.46 × 66,904.06
  4. Step 4: Simplify right side
    226,870.60x = 22,762,529,792.30
  5. Step 5: Solve for x
    x = 22,762,529,792.30/226,870.60
  6. Step 6: Final answer
    x = 100,332.66

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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.