Home / 192,370.12-265,484.52-106,327.28

Finding the Fourth Proportional to 192,370.12, 265,484.52 and 106,327.28

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Solution

The fourth proportional to 192,370.12, 265,484.52 and 106,327.28 is: 146,739.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,370.12 : 265,484.52 = 106,327.28 : x
  2. Step 2: Convert to fraction form
    192,370.12/265,484.52 = 106,327.28/x
  3. Step 3: Cross multiply
    192,370.12x = 265,484.52 × 106,327.28
  4. Step 4: Simplify right side
    192,370.12x = 28,228,246,893.71
  5. Step 5: Solve for x
    x = 28,228,246,893.71/192,370.12
  6. Step 6: Final answer
    x = 146,739.25

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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.