Home / 77,007.88-115,548.54-41,946.76

Finding the Fourth Proportional to 77,007.88, 115,548.54 and 41,946.76

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Solution

The fourth proportional to 77,007.88, 115,548.54 and 41,946.76 is: 62,940.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,007.88 : 115,548.54 = 41,946.76 : x
  2. Step 2: Convert to fraction form
    77,007.88/115,548.54 = 41,946.76/x
  3. Step 3: Cross multiply
    77,007.88x = 115,548.54 × 41,946.76
  4. Step 4: Simplify right side
    77,007.88x = 4,846,886,875.73
  5. Step 5: Solve for x
    x = 4,846,886,875.73/77,007.88
  6. Step 6: Final answer
    x = 62,940.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.