Home / 164,790.45-247,185.68-76,017.69

Finding the Fourth Proportional to 164,790.45, 247,185.68 and 76,017.69

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Solution

The fourth proportional to 164,790.45, 247,185.68 and 76,017.69 is: 114,026.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,790.45 : 247,185.68 = 76,017.69 : x
  2. Step 2: Convert to fraction form
    164,790.45/247,185.68 = 76,017.69/x
  3. Step 3: Cross multiply
    164,790.45x = 247,185.68 × 76,017.69
  4. Step 4: Simplify right side
    164,790.45x = 18,790,484,014.59
  5. Step 5: Solve for x
    x = 18,790,484,014.59/164,790.45
  6. Step 6: Final answer
    x = 114,026.54

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1.5x scale

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.