Home / 94,392.28-130,256.40-51,942.64

Finding the Fourth Proportional to 94,392.28, 130,256.40 and 51,942.64

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Solution

The fourth proportional to 94,392.28, 130,256.40 and 51,942.64 is: 71,678.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,392.28 : 130,256.40 = 51,942.64 : x
  2. Step 2: Convert to fraction form
    94,392.28/130,256.40 = 51,942.64/x
  3. Step 3: Cross multiply
    94,392.28x = 130,256.40 × 51,942.64
  4. Step 4: Simplify right side
    94,392.28x = 6,765,861,292.90
  5. Step 5: Solve for x
    x = 6,765,861,292.90/94,392.28
  6. Step 6: Final answer
    x = 71,678.12

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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.