Home / 112,143.28-168,247.39-33,259.41

Finding the Fourth Proportional to 112,143.28, 168,247.39 and 33,259.41

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Solution

The fourth proportional to 112,143.28, 168,247.39 and 33,259.41 is: 49,898.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,143.28 : 168,247.39 = 33,259.41 : x
  2. Step 2: Convert to fraction form
    112,143.28/168,247.39 = 33,259.41/x
  3. Step 3: Cross multiply
    112,143.28x = 168,247.39 × 33,259.41
  4. Step 4: Simplify right side
    112,143.28x = 5,595,808,925.44
  5. Step 5: Solve for x
    x = 5,595,808,925.44/112,143.28
  6. Step 6: Final answer
    x = 49,898.74

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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.