Home / 112,133.61-155,412.27-110,034.09

Finding the Fourth Proportional to 112,133.61, 155,412.27 and 110,034.09

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Solution

The fourth proportional to 112,133.61, 155,412.27 and 110,034.09 is: 152,502.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,133.61 : 155,412.27 = 110,034.09 : x
  2. Step 2: Convert to fraction form
    112,133.61/155,412.27 = 110,034.09/x
  3. Step 3: Cross multiply
    112,133.61x = 155,412.27 × 110,034.09
  4. Step 4: Simplify right side
    112,133.61x = 17,100,647,704.28
  5. Step 5: Solve for x
    x = 17,100,647,704.28/112,133.61
  6. Step 6: Final answer
    x = 152,502.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.