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Finding the Fourth Proportional to 116,896.40, 175,085.40 and 46,739.60

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Solution

The fourth proportional to 116,896.40, 175,085.40 and 46,739.60 is: 70,005.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,896.40 : 175,085.40 = 46,739.60 : x
  2. Step 2: Convert to fraction form
    116,896.40/175,085.40 = 46,739.60/x
  3. Step 3: Cross multiply
    116,896.40x = 175,085.40 × 46,739.60
  4. Step 4: Simplify right side
    116,896.40x = 8,183,421,561.84
  5. Step 5: Solve for x
    x = 8,183,421,561.84/116,896.40
  6. Step 6: Final answer
    x = 70,005.76

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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.