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Finding the Fourth Proportional to 265,169.00, 365,926.21 and 144,307.70

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Solution

The fourth proportional to 265,169.00, 365,926.21 and 144,307.70 is: 199,140.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,169.00 : 365,926.21 = 144,307.70 : x
  2. Step 2: Convert to fraction form
    265,169.00/365,926.21 = 144,307.70/x
  3. Step 3: Cross multiply
    265,169.00x = 365,926.21 × 144,307.70
  4. Step 4: Simplify right side
    265,169.00x = 52,805,969,945.81
  5. Step 5: Solve for x
    x = 52,805,969,945.81/265,169.00
  6. Step 6: Final answer
    x = 199,140.81

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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.