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Finding the Fourth Proportional to 94,662.47, 130,610.90 and 57,859.37

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Solution

The fourth proportional to 94,662.47, 130,610.90 and 57,859.37 is: 79,831.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,662.47 : 130,610.90 = 57,859.37 : x
  2. Step 2: Convert to fraction form
    94,662.47/130,610.90 = 57,859.37/x
  3. Step 3: Cross multiply
    94,662.47x = 130,610.90 × 57,859.37
  4. Step 4: Simplify right side
    94,662.47x = 7,557,063,880.73
  5. Step 5: Solve for x
    x = 7,557,063,880.73/94,662.47
  6. Step 6: Final answer
    x = 79,831.68

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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.