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Finding the Fourth Proportional to 223,151.99, 334,784.62 and 103,295.33

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Solution

The fourth proportional to 223,151.99, 334,784.62 and 103,295.33 is: 154,969.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,151.99 : 334,784.62 = 103,295.33 : x
  2. Step 2: Convert to fraction form
    223,151.99/334,784.62 = 103,295.33/x
  3. Step 3: Cross multiply
    223,151.99x = 334,784.62 × 103,295.33
  4. Step 4: Simplify right side
    223,151.99x = 34,581,687,946.51
  5. Step 5: Solve for x
    x = 34,581,687,946.51/223,151.99
  6. Step 6: Final answer
    x = 154,969.21

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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.