Home / 94,164.05-129,947.31-51,722.58

Finding the Fourth Proportional to 94,164.05, 129,947.31 and 51,722.58

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Solution

The fourth proportional to 94,164.05, 129,947.31 and 51,722.58 is: 71,377.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,164.05 : 129,947.31 = 51,722.58 : x
  2. Step 2: Convert to fraction form
    94,164.05/129,947.31 = 51,722.58/x
  3. Step 3: Cross multiply
    94,164.05x = 129,947.31 × 51,722.58
  4. Step 4: Simplify right side
    94,164.05x = 6,721,210,770.03
  5. Step 5: Solve for x
    x = 6,721,210,770.03/94,164.05
  6. Step 6: Final answer
    x = 71,377.67

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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.