Home / 144,925.20-217,387.80-109,933.20

Finding the Fourth Proportional to 144,925.20, 217,387.80 and 109,933.20

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Solution

The fourth proportional to 144,925.20, 217,387.80 and 109,933.20 is: 164,899.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,925.20 : 217,387.80 = 109,933.20 : x
  2. Step 2: Convert to fraction form
    144,925.20/217,387.80 = 109,933.20/x
  3. Step 3: Cross multiply
    144,925.20x = 217,387.80 × 109,933.20
  4. Step 4: Simplify right side
    144,925.20x = 23,898,136,494.96
  5. Step 5: Solve for x
    x = 23,898,136,494.96/144,925.20
  6. Step 6: Final answer
    x = 164,899.80

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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.