Home / 145,476.44-218,214.64-40,295.41

Finding the Fourth Proportional to 145,476.44, 218,214.64 and 40,295.41

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Solution

The fourth proportional to 145,476.44, 218,214.64 and 40,295.41 is: 60,443.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,476.44 : 218,214.64 = 40,295.41 : x
  2. Step 2: Convert to fraction form
    145,476.44/218,214.64 = 40,295.41/x
  3. Step 3: Cross multiply
    145,476.44x = 218,214.64 × 40,295.41
  4. Step 4: Simplify right side
    145,476.44x = 8,793,047,891.64
  5. Step 5: Solve for x
    x = 8,793,047,891.64/145,476.44
  6. Step 6: Final answer
    x = 60,443.11

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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.