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Finding the Fourth Proportional to 292,104, 403,106.58 and 163,054.62

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Solution

The fourth proportional to 292,104, 403,106.58 and 163,054.62 is: 225,017.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,104 : 403,106.58 = 163,054.62 : x
  2. Step 2: Convert to fraction form
    292,104/403,106.58 = 163,054.62/x
  3. Step 3: Cross multiply
    292,104x = 403,106.58 × 163,054.62
  4. Step 4: Simplify right side
    292,104x = 65,728,390,221.40
  5. Step 5: Solve for x
    x = 65,728,390,221.40/292,104
  6. Step 6: Final answer
    x = 225,017.08

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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.