Home / 94,391.47-130,257.76-51,371.82

Finding the Fourth Proportional to 94,391.47, 130,257.76 and 51,371.82

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Solution

The fourth proportional to 94,391.47, 130,257.76 and 51,371.82 is: 70,891.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,391.47 : 130,257.76 = 51,371.82 : x
  2. Step 2: Convert to fraction form
    94,391.47/130,257.76 = 51,371.82/x
  3. Step 3: Cross multiply
    94,391.47x = 130,257.76 × 51,371.82
  4. Step 4: Simplify right side
    94,391.47x = 6,691,578,200.32
  5. Step 5: Solve for x
    x = 6,691,578,200.32/94,391.47
  6. Step 6: Final answer
    x = 70,891.77

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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.