Home / 112,035.20-168,004.20-45,453.20

Finding the Fourth Proportional to 112,035.20, 168,004.20 and 45,453.20

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Solution

The fourth proportional to 112,035.20, 168,004.20 and 45,453.20 is: 68,160.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,035.20 : 168,004.20 = 45,453.20 : x
  2. Step 2: Convert to fraction form
    112,035.20/168,004.20 = 45,453.20/x
  3. Step 3: Cross multiply
    112,035.20x = 168,004.20 × 45,453.20
  4. Step 4: Simplify right side
    112,035.20x = 7,636,328,503.44
  5. Step 5: Solve for x
    x = 7,636,328,503.44/112,035.20
  6. Step 6: Final answer
    x = 68,160.08

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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.