Home / 330,790.16-496,349.36-131,106.13

Finding the Fourth Proportional to 330,790.16, 496,349.36 and 131,106.13

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Solution

The fourth proportional to 330,790.16, 496,349.36 and 131,106.13 is: 196,724.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,790.16 : 496,349.36 = 131,106.13 : x
  2. Step 2: Convert to fraction form
    330,790.16/496,349.36 = 131,106.13/x
  3. Step 3: Cross multiply
    330,790.16x = 496,349.36 × 131,106.13
  4. Step 4: Simplify right side
    330,790.16x = 65,074,443,717.58
  5. Step 5: Solve for x
    x = 65,074,443,717.58/330,790.16
  6. Step 6: Final answer
    x = 196,724.24

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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.