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Finding the Fourth Proportional to 227,477.16, 340,758.98 and 113,280.90

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Solution

The fourth proportional to 227,477.16, 340,758.98 and 113,280.90 is: 169,693.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,477.16 : 340,758.98 = 113,280.90 : x
  2. Step 2: Convert to fraction form
    227,477.16/340,758.98 = 113,280.90/x
  3. Step 3: Cross multiply
    227,477.16x = 340,758.98 × 113,280.90
  4. Step 4: Simplify right side
    227,477.16x = 38,601,485,074.59
  5. Step 5: Solve for x
    x = 38,601,485,074.59/227,477.16
  6. Step 6: Final answer
    x = 169,693.89

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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.