Home / 45,245.16-67,818.51-38,651.40

Finding the Fourth Proportional to 45,245.16, 67,818.51 and 38,651.40

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Solution

The fourth proportional to 45,245.16, 67,818.51 and 38,651.40 is: 57,935.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,245.16 : 67,818.51 = 38,651.40 : x
  2. Step 2: Convert to fraction form
    45,245.16/67,818.51 = 38,651.40/x
  3. Step 3: Cross multiply
    45,245.16x = 67,818.51 × 38,651.40
  4. Step 4: Simplify right side
    45,245.16x = 2,621,280,357.41
  5. Step 5: Solve for x
    x = 2,621,280,357.41/45,245.16
  6. Step 6: Final answer
    x = 57,935.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.