Home / 168,290.03-252,203.50-72,112.11

Finding the Fourth Proportional to 168,290.03, 252,203.50 and 72,112.11

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Solution

The fourth proportional to 168,290.03, 252,203.50 and 72,112.11 is: 108,068.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,290.03 : 252,203.50 = 72,112.11 : x
  2. Step 2: Convert to fraction form
    168,290.03/252,203.50 = 72,112.11/x
  3. Step 3: Cross multiply
    168,290.03x = 252,203.50 × 72,112.11
  4. Step 4: Simplify right side
    168,290.03x = 18,186,927,224.03
  5. Step 5: Solve for x
    x = 18,186,927,224.03/168,290.03
  6. Step 6: Final answer
    x = 108,068.95

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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.