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Finding the Fourth Proportional to 265,117.92, 365,851.72 and 144,259.68

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Solution

The fourth proportional to 265,117.92, 365,851.72 and 144,259.68 is: 199,072.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,117.92 : 365,851.72 = 144,259.68 : x
  2. Step 2: Convert to fraction form
    265,117.92/365,851.72 = 144,259.68/x
  3. Step 3: Cross multiply
    265,117.92x = 365,851.72 × 144,259.68
  4. Step 4: Simplify right side
    265,117.92x = 52,777,652,054.65
  5. Step 5: Solve for x
    x = 52,777,652,054.65/265,117.92
  6. Step 6: Final answer
    x = 199,072.37

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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.