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Finding the Fourth Proportional to 251,611.44, 346,848.12 and 166,580.88

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Solution

The fourth proportional to 251,611.44, 346,848.12 and 166,580.88 is: 229,632.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,611.44 : 346,848.12 = 166,580.88 : x
  2. Step 2: Convert to fraction form
    251,611.44/346,848.12 = 166,580.88/x
  3. Step 3: Cross multiply
    251,611.44x = 346,848.12 × 166,580.88
  4. Step 4: Simplify right side
    251,611.44x = 57,778,265,055.95
  5. Step 5: Solve for x
    x = 57,778,265,055.95/251,611.44
  6. Step 6: Final answer
    x = 229,632.90

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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.