Home / 120,848.83-181,273.31-45,951.67

Finding the Fourth Proportional to 120,848.83, 181,273.31 and 45,951.67

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Solution

The fourth proportional to 120,848.83, 181,273.31 and 45,951.67 is: 68,927.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,848.83 : 181,273.31 = 45,951.67 : x
  2. Step 2: Convert to fraction form
    120,848.83/181,273.31 = 45,951.67/x
  3. Step 3: Cross multiply
    120,848.83x = 181,273.31 × 45,951.67
  4. Step 4: Simplify right side
    120,848.83x = 8,329,811,490.08
  5. Step 5: Solve for x
    x = 8,329,811,490.08/120,848.83
  6. Step 6: Final answer
    x = 68,927.53

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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.