Home / 130,039.72-195,059.42-46,933.80

Finding the Fourth Proportional to 130,039.72, 195,059.42 and 46,933.80

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Solution

The fourth proportional to 130,039.72, 195,059.42 and 46,933.80 is: 70,400.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,039.72 : 195,059.42 = 46,933.80 : x
  2. Step 2: Convert to fraction form
    130,039.72/195,059.42 = 46,933.80/x
  3. Step 3: Cross multiply
    130,039.72x = 195,059.42 × 46,933.80
  4. Step 4: Simplify right side
    130,039.72x = 9,154,879,806.40
  5. Step 5: Solve for x
    x = 9,154,879,806.40/130,039.72
  6. Step 6: Final answer
    x = 70,400.64

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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.