Home / 112,142.07-168,213.51-33,256.98

Finding the Fourth Proportional to 112,142.07, 168,213.51 and 33,256.98

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Solution

The fourth proportional to 112,142.07, 168,213.51 and 33,256.98 is: 49,885.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,142.07 : 168,213.51 = 33,256.98 : x
  2. Step 2: Convert to fraction form
    112,142.07/168,213.51 = 33,256.98/x
  3. Step 3: Cross multiply
    112,142.07x = 168,213.51 × 33,256.98
  4. Step 4: Simplify right side
    112,142.07x = 5,594,273,337.80
  5. Step 5: Solve for x
    x = 5,594,273,337.80/112,142.07
  6. Step 6: Final answer
    x = 49,885.59

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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.