Home / 164,890.68-247,169.06-65,121.22

Finding the Fourth Proportional to 164,890.68, 247,169.06 and 65,121.22

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Solution

The fourth proportional to 164,890.68, 247,169.06 and 65,121.22 is: 97,615.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,890.68 : 247,169.06 = 65,121.22 : x
  2. Step 2: Convert to fraction form
    164,890.68/247,169.06 = 65,121.22/x
  3. Step 3: Cross multiply
    164,890.68x = 247,169.06 × 65,121.22
  4. Step 4: Simplify right side
    164,890.68x = 16,095,950,733.45
  5. Step 5: Solve for x
    x = 16,095,950,733.45/164,890.68
  6. Step 6: Final answer
    x = 97,615.89

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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.