Home / 110,712.84-166,070.61-31,827.75

Finding the Fourth Proportional to 110,712.84, 166,070.61 and 31,827.75

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Solution

The fourth proportional to 110,712.84, 166,070.61 and 31,827.75 is: 47,742.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,712.84 : 166,070.61 = 31,827.75 : x
  2. Step 2: Convert to fraction form
    110,712.84/166,070.61 = 31,827.75/x
  3. Step 3: Cross multiply
    110,712.84x = 166,070.61 × 31,827.75
  4. Step 4: Simplify right side
    110,712.84x = 5,285,653,857.43
  5. Step 5: Solve for x
    x = 5,285,653,857.43/110,712.84
  6. Step 6: Final answer
    x = 47,742.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.