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Finding the Fourth Proportional to 227,104.48, 340,531.12 and 105,392.24

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Solution

The fourth proportional to 227,104.48, 340,531.12 and 105,392.24 is: 158,030.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,104.48 : 340,531.12 = 105,392.24 : x
  2. Step 2: Convert to fraction form
    227,104.48/340,531.12 = 105,392.24/x
  3. Step 3: Cross multiply
    227,104.48x = 340,531.12 × 105,392.24
  4. Step 4: Simplify right side
    227,104.48x = 35,889,337,526.51
  5. Step 5: Solve for x
    x = 35,889,337,526.51/227,104.48
  6. Step 6: Final answer
    x = 158,030.07

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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.