Home / 110,848.16-166,281.39-47,669.78

Finding the Fourth Proportional to 110,848.16, 166,281.39 and 47,669.78

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Solution

The fourth proportional to 110,848.16, 166,281.39 and 47,669.78 is: 71,508.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,848.16 : 166,281.39 = 47,669.78 : x
  2. Step 2: Convert to fraction form
    110,848.16/166,281.39 = 47,669.78/x
  3. Step 3: Cross multiply
    110,848.16x = 166,281.39 × 47,669.78
  4. Step 4: Simplify right side
    110,848.16x = 7,926,597,695.10
  5. Step 5: Solve for x
    x = 7,926,597,695.10/110,848.16
  6. Step 6: Final answer
    x = 71,508.61

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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.