Home / 196,478.12-294,716.79-54,323.03

Finding the Fourth Proportional to 196,478.12, 294,716.79 and 54,323.03

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Solution

The fourth proportional to 196,478.12, 294,716.79 and 54,323.03 is: 81,484.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,478.12 : 294,716.79 = 54,323.03 : x
  2. Step 2: Convert to fraction form
    196,478.12/294,716.79 = 54,323.03/x
  3. Step 3: Cross multiply
    196,478.12x = 294,716.79 × 54,323.03
  4. Step 4: Simplify right side
    196,478.12x = 16,009,909,024.67
  5. Step 5: Solve for x
    x = 16,009,909,024.67/196,478.12
  6. Step 6: Final answer
    x = 81,484.44

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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.