Home / 94,343.40-130,190.76-51,901.56

Finding the Fourth Proportional to 94,343.40, 130,190.76 and 51,901.56

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Solution

The fourth proportional to 94,343.40, 130,190.76 and 51,901.56 is: 71,622.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,343.40 : 130,190.76 = 51,901.56 : x
  2. Step 2: Convert to fraction form
    94,343.40/130,190.76 = 51,901.56/x
  3. Step 3: Cross multiply
    94,343.40x = 130,190.76 × 51,901.56
  4. Step 4: Simplify right side
    94,343.40x = 6,757,103,541.59
  5. Step 5: Solve for x
    x = 6,757,103,541.59/94,343.40
  6. Step 6: Final answer
    x = 71,622.43

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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.