Home / 129,626.02-194,409.80-46,520.02

Finding the Fourth Proportional to 129,626.02, 194,409.80 and 46,520.02

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Solution

The fourth proportional to 129,626.02, 194,409.80 and 46,520.02 is: 69,769.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,626.02 : 194,409.80 = 46,520.02 : x
  2. Step 2: Convert to fraction form
    129,626.02/194,409.80 = 46,520.02/x
  3. Step 3: Cross multiply
    129,626.02x = 194,409.80 × 46,520.02
  4. Step 4: Simplify right side
    129,626.02x = 9,043,947,784.20
  5. Step 5: Solve for x
    x = 9,043,947,784.20/129,626.02
  6. Step 6: Final answer
    x = 69,769.54

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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.