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Finding the Fourth Proportional to 265,271.25, 365,966.01 and 163,265.88

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Solution

The fourth proportional to 265,271.25, 365,966.01 and 163,265.88 is: 225,240.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,271.25 : 365,966.01 = 163,265.88 : x
  2. Step 2: Convert to fraction form
    265,271.25/365,966.01 = 163,265.88/x
  3. Step 3: Cross multiply
    265,271.25x = 365,966.01 × 163,265.88
  4. Step 4: Simplify right side
    265,271.25x = 59,749,762,672.74
  5. Step 5: Solve for x
    x = 59,749,762,672.74/265,271.25
  6. Step 6: Final answer
    x = 225,240.25

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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.