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Finding the Fourth Proportional to 182,107.69, 273,079.59 and 69,709.26

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Solution

The fourth proportional to 182,107.69, 273,079.59 and 69,709.26 is: 104,532.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,107.69 : 273,079.59 = 69,709.26 : x
  2. Step 2: Convert to fraction form
    182,107.69/273,079.59 = 69,709.26/x
  3. Step 3: Cross multiply
    182,107.69x = 273,079.59 × 69,709.26
  4. Step 4: Simplify right side
    182,107.69x = 19,036,176,140.00
  5. Step 5: Solve for x
    x = 19,036,176,140.00/182,107.69
  6. Step 6: Final answer
    x = 104,532.52

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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.