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Finding the Fourth Proportional to 79,450.47, 119,206.62 and 35,046

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Solution

The fourth proportional to 79,450.47, 119,206.62 and 35,046 is: 52,582.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,450.47 : 119,206.62 = 35,046 : x
  2. Step 2: Convert to fraction form
    79,450.47/119,206.62 = 35,046/x
  3. Step 3: Cross multiply
    79,450.47x = 119,206.62 × 35,046
  4. Step 4: Simplify right side
    79,450.47x = 4,177,715,204.52
  5. Step 5: Solve for x
    x = 4,177,715,204.52/79,450.47
  6. Step 6: Final answer
    x = 52,582.64

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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.