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Finding the Fourth Proportional to 57,437.76, 79,258.80 and 33,234.96

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Solution

The fourth proportional to 57,437.76, 79,258.80 and 33,234.96 is: 45,861.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,437.76 : 79,258.80 = 33,234.96 : x
  2. Step 2: Convert to fraction form
    57,437.76/79,258.80 = 33,234.96/x
  3. Step 3: Cross multiply
    57,437.76x = 79,258.80 × 33,234.96
  4. Step 4: Simplify right side
    57,437.76x = 2,634,163,047.65
  5. Step 5: Solve for x
    x = 2,634,163,047.65/57,437.76
  6. Step 6: Final answer
    x = 45,861.17

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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.