Home / 92,018.45-126,906.74-63,383.79

Finding the Fourth Proportional to 92,018.45, 126,906.74 and 63,383.79

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Solution

The fourth proportional to 92,018.45, 126,906.74 and 63,383.79 is: 87,415.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,018.45 : 126,906.74 = 63,383.79 : x
  2. Step 2: Convert to fraction form
    92,018.45/126,906.74 = 63,383.79/x
  3. Step 3: Cross multiply
    92,018.45x = 126,906.74 × 63,383.79
  4. Step 4: Simplify right side
    92,018.45x = 8,043,829,206.29
  5. Step 5: Solve for x
    x = 8,043,829,206.29/92,018.45
  6. Step 6: Final answer
    x = 87,415.40

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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.