Home / 128,298.96-192,399.24-44,043.42

Finding the Fourth Proportional to 128,298.96, 192,399.24 and 44,043.42

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Solution

The fourth proportional to 128,298.96, 192,399.24 and 44,043.42 is: 66,048.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,298.96 : 192,399.24 = 44,043.42 : x
  2. Step 2: Convert to fraction form
    128,298.96/192,399.24 = 44,043.42/x
  3. Step 3: Cross multiply
    128,298.96x = 192,399.24 × 44,043.42
  4. Step 4: Simplify right side
    128,298.96x = 8,473,920,535.00
  5. Step 5: Solve for x
    x = 8,473,920,535.00/128,298.96
  6. Step 6: Final answer
    x = 66,048.24

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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.