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Finding the Fourth Proportional to 171,464.64, 236,615.85 and 94,980.66

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Solution

The fourth proportional to 171,464.64, 236,615.85 and 94,980.66 is: 131,070.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,464.64 : 236,615.85 = 94,980.66 : x
  2. Step 2: Convert to fraction form
    171,464.64/236,615.85 = 94,980.66/x
  3. Step 3: Cross multiply
    171,464.64x = 236,615.85 × 94,980.66
  4. Step 4: Simplify right side
    171,464.64x = 22,473,929,599.46
  5. Step 5: Solve for x
    x = 22,473,929,599.46/171,464.64
  6. Step 6: Final answer
    x = 131,070.35

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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.