Home / 93,727.70-129,344.21-51,286.22

Finding the Fourth Proportional to 93,727.70, 129,344.21 and 51,286.22

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Solution

The fourth proportional to 93,727.70, 129,344.21 and 51,286.22 is: 70,774.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,727.70 : 129,344.21 = 51,286.22 : x
  2. Step 2: Convert to fraction form
    93,727.70/129,344.21 = 51,286.22/x
  3. Step 3: Cross multiply
    93,727.70x = 129,344.21 × 51,286.22
  4. Step 4: Simplify right side
    93,727.70x = 6,633,574,706.63
  5. Step 5: Solve for x
    x = 6,633,574,706.63/93,727.70
  6. Step 6: Final answer
    x = 70,774.97

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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.