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Finding the Fourth Proportional to 67,953.90, 93,765.96 and 37,738.74

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Solution

The fourth proportional to 67,953.90, 93,765.96 and 37,738.74 is: 52,073.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,953.90 : 93,765.96 = 37,738.74 : x
  2. Step 2: Convert to fraction form
    67,953.90/93,765.96 = 37,738.74/x
  3. Step 3: Cross multiply
    67,953.90x = 93,765.96 × 37,738.74
  4. Step 4: Simplify right side
    67,953.90x = 3,538,609,185.29
  5. Step 5: Solve for x
    x = 3,538,609,185.29/67,953.90
  6. Step 6: Final answer
    x = 52,073.67

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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.