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Finding the Fourth Proportional to 166,374, 229,583.04 and 94,739.76

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Solution

The fourth proportional to 166,374, 229,583.04 and 94,739.76 is: 130,733.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,374 : 229,583.04 = 94,739.76 : x
  2. Step 2: Convert to fraction form
    166,374/229,583.04 = 94,739.76/x
  3. Step 3: Cross multiply
    166,374x = 229,583.04 × 94,739.76
  4. Step 4: Simplify right side
    166,374x = 21,750,642,109.67
  5. Step 5: Solve for x
    x = 21,750,642,109.67/166,374
  6. Step 6: Final answer
    x = 130,733.42

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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.