Home / 45,624.76-68,458.80-31,606.36

Finding the Fourth Proportional to 45,624.76, 68,458.80 and 31,606.36

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Solution

The fourth proportional to 45,624.76, 68,458.80 and 31,606.36 is: 47,424.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,624.76 : 68,458.80 = 31,606.36 : x
  2. Step 2: Convert to fraction form
    45,624.76/68,458.80 = 31,606.36/x
  3. Step 3: Cross multiply
    45,624.76x = 68,458.80 × 31,606.36
  4. Step 4: Simplify right side
    45,624.76x = 2,163,733,477.97
  5. Step 5: Solve for x
    x = 2,163,733,477.97/45,624.76
  6. Step 6: Final answer
    x = 47,424.54

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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.