Home / 164,085.72-246,128.58-51,777.30

Finding the Fourth Proportional to 164,085.72, 246,128.58 and 51,777.30

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Solution

The fourth proportional to 164,085.72, 246,128.58 and 51,777.30 is: 77,665.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,085.72 : 246,128.58 = 51,777.30 : x
  2. Step 2: Convert to fraction form
    164,085.72/246,128.58 = 51,777.30/x
  3. Step 3: Cross multiply
    164,085.72x = 246,128.58 × 51,777.30
  4. Step 4: Simplify right side
    164,085.72x = 12,743,873,325.23
  5. Step 5: Solve for x
    x = 12,743,873,325.23/164,085.72
  6. Step 6: Final answer
    x = 77,665.95

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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.