Home / 192,160.80-265,157.04-107,281.44

Finding the Fourth Proportional to 192,160.80, 265,157.04 and 107,281.44

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Solution

The fourth proportional to 192,160.80, 265,157.04 and 107,281.44 is: 148,034.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,160.80 : 265,157.04 = 107,281.44 : x
  2. Step 2: Convert to fraction form
    192,160.80/265,157.04 = 107,281.44/x
  3. Step 3: Cross multiply
    192,160.80x = 265,157.04 × 107,281.44
  4. Step 4: Simplify right side
    192,160.80x = 28,446,429,077.34
  5. Step 5: Solve for x
    x = 28,446,429,077.34/192,160.80
  6. Step 6: Final answer
    x = 148,034.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.