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Finding the Fourth Proportional to 250,576.74, 345,802.77 and 143,164.26

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Solution

The fourth proportional to 250,576.74, 345,802.77 and 143,164.26 is: 197,570.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,576.74 : 345,802.77 = 143,164.26 : x
  2. Step 2: Convert to fraction form
    250,576.74/345,802.77 = 143,164.26/x
  3. Step 3: Cross multiply
    250,576.74x = 345,802.77 × 143,164.26
  4. Step 4: Simplify right side
    250,576.74x = 49,506,597,673.00
  5. Step 5: Solve for x
    x = 49,506,597,673.00/250,576.74
  6. Step 6: Final answer
    x = 197,570.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.