Home / 94,511.57-130,469.09-67,305.17

Finding the Fourth Proportional to 94,511.57, 130,469.09 and 67,305.17

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Solution

The fourth proportional to 94,511.57, 130,469.09 and 67,305.17 is: 92,911.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,511.57 : 130,469.09 = 67,305.17 : x
  2. Step 2: Convert to fraction form
    94,511.57/130,469.09 = 67,305.17/x
  3. Step 3: Cross multiply
    94,511.57x = 130,469.09 × 67,305.17
  4. Step 4: Simplify right side
    94,511.57x = 8,781,243,945.67
  5. Step 5: Solve for x
    x = 8,781,243,945.67/94,511.57
  6. Step 6: Final answer
    x = 92,911.84

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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.