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Finding the Fourth Proportional to 227,430.64, 341,109.80 and 75,615.10

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Solution

The fourth proportional to 227,430.64, 341,109.80 and 75,615.10 is: 113,410.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,430.64 : 341,109.80 = 75,615.10 : x
  2. Step 2: Convert to fraction form
    227,430.64/341,109.80 = 75,615.10/x
  3. Step 3: Cross multiply
    227,430.64x = 341,109.80 × 75,615.10
  4. Step 4: Simplify right side
    227,430.64x = 25,793,049,554.36
  5. Step 5: Solve for x
    x = 25,793,049,554.36/227,430.64
  6. Step 6: Final answer
    x = 113,410.62

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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.