Home / 112,636.50-168,889.14-49,454.10

Finding the Fourth Proportional to 112,636.50, 168,889.14 and 49,454.10

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Solution

The fourth proportional to 112,636.50, 168,889.14 and 49,454.10 is: 74,152.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,636.50 : 168,889.14 = 49,454.10 : x
  2. Step 2: Convert to fraction form
    112,636.50/168,889.14 = 49,454.10/x
  3. Step 3: Cross multiply
    112,636.50x = 168,889.14 × 49,454.10
  4. Step 4: Simplify right side
    112,636.50x = 8,352,260,418.47
  5. Step 5: Solve for x
    x = 8,352,260,418.47/112,636.50
  6. Step 6: Final answer
    x = 74,152.34

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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.