Home / 94,305.92-130,139.57-51,864.45

Finding the Fourth Proportional to 94,305.92, 130,139.57 and 51,864.45

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Solution

The fourth proportional to 94,305.92, 130,139.57 and 51,864.45 is: 71,571.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,305.92 : 130,139.57 = 51,864.45 : x
  2. Step 2: Convert to fraction form
    94,305.92/130,139.57 = 51,864.45/x
  3. Step 3: Cross multiply
    94,305.92x = 130,139.57 × 51,864.45
  4. Step 4: Simplify right side
    94,305.92x = 6,749,616,961.96
  5. Step 5: Solve for x
    x = 6,749,616,961.96/94,305.92
  6. Step 6: Final answer
    x = 71,571.51

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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.