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Finding the Fourth Proportional to 265,174.71, 365,942.06 and 144,317.45

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Solution

The fourth proportional to 265,174.71, 365,942.06 and 144,317.45 is: 199,158.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,174.71 : 365,942.06 = 144,317.45 : x
  2. Step 2: Convert to fraction form
    265,174.71/365,942.06 = 144,317.45/x
  3. Step 3: Cross multiply
    265,174.71x = 365,942.06 × 144,317.45
  4. Step 4: Simplify right side
    265,174.71x = 52,811,822,395.65
  5. Step 5: Solve for x
    x = 52,811,822,395.65/265,174.71
  6. Step 6: Final answer
    x = 199,158.59

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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.