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Finding the Fourth Proportional to 94,236.68, 130,046.90 and 51,799.56

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Solution

The fourth proportional to 94,236.68, 130,046.90 and 51,799.56 is: 71,483.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,236.68 : 130,046.90 = 51,799.56 : x
  2. Step 2: Convert to fraction form
    94,236.68/130,046.90 = 51,799.56/x
  3. Step 3: Cross multiply
    94,236.68x = 130,046.90 × 51,799.56
  4. Step 4: Simplify right side
    94,236.68x = 6,736,372,199.36
  5. Step 5: Solve for x
    x = 6,736,372,199.36/94,236.68
  6. Step 6: Final answer
    x = 71,483.55

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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.