Home / 165,415.44-247,002.73-131,298.69

Finding the Fourth Proportional to 165,415.44, 247,002.73 and 131,298.69

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Solution

The fourth proportional to 165,415.44, 247,002.73 and 131,298.69 is: 196,058.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,415.44 : 247,002.73 = 131,298.69 : x
  2. Step 2: Convert to fraction form
    165,415.44/247,002.73 = 131,298.69/x
  3. Step 3: Cross multiply
    165,415.44x = 247,002.73 × 131,298.69
  4. Step 4: Simplify right side
    165,415.44x = 32,431,134,875.06
  5. Step 5: Solve for x
    x = 32,431,134,875.06/165,415.44
  6. Step 6: Final answer
    x = 196,058.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.