Home / 40,935.39-61,170.03-30,737.28

Finding the Fourth Proportional to 40,935.39, 61,170.03 and 30,737.28

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Solution

The fourth proportional to 40,935.39, 61,170.03 and 30,737.28 is: 45,930.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,935.39 : 61,170.03 = 30,737.28 : x
  2. Step 2: Convert to fraction form
    40,935.39/61,170.03 = 30,737.28/x
  3. Step 3: Cross multiply
    40,935.39x = 61,170.03 × 30,737.28
  4. Step 4: Simplify right side
    40,935.39x = 1,880,200,339.72
  5. Step 5: Solve for x
    x = 1,880,200,339.72/40,935.39
  6. Step 6: Final answer
    x = 45,930.93

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.