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Finding the Fourth Proportional to 241,140.63, 361,675.72 and 70,316.43

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Solution

The fourth proportional to 241,140.63, 361,675.72 and 70,316.43 is: 105,464.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,140.63 : 361,675.72 = 70,316.43 : x
  2. Step 2: Convert to fraction form
    241,140.63/361,675.72 = 70,316.43/x
  3. Step 3: Cross multiply
    241,140.63x = 361,675.72 × 70,316.43
  4. Step 4: Simplify right side
    241,140.63x = 25,431,746,892.26
  5. Step 5: Solve for x
    x = 25,431,746,892.26/241,140.63
  6. Step 6: Final answer
    x = 105,464.38

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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.