Home / 112,264.25-168,468.08-53,103.41

Finding the Fourth Proportional to 112,264.25, 168,468.08 and 53,103.41

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Solution

The fourth proportional to 112,264.25, 168,468.08 and 53,103.41 is: 79,689.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,264.25 : 168,468.08 = 53,103.41 : x
  2. Step 2: Convert to fraction form
    112,264.25/168,468.08 = 53,103.41/x
  3. Step 3: Cross multiply
    112,264.25x = 168,468.08 × 53,103.41
  4. Step 4: Simplify right side
    112,264.25x = 8,946,229,258.64
  5. Step 5: Solve for x
    x = 8,946,229,258.64/112,264.25
  6. Step 6: Final answer
    x = 79,689.03

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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.