Home / 74,478.11-102,773.68-43,846.34

Finding the Fourth Proportional to 74,478.11, 102,773.68 and 43,846.34

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Solution

The fourth proportional to 74,478.11, 102,773.68 and 43,846.34 is: 60,504.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,478.11 : 102,773.68 = 43,846.34 : x
  2. Step 2: Convert to fraction form
    74,478.11/102,773.68 = 43,846.34/x
  3. Step 3: Cross multiply
    74,478.11x = 102,773.68 × 43,846.34
  4. Step 4: Simplify right side
    74,478.11x = 4,506,249,092.85
  5. Step 5: Solve for x
    x = 4,506,249,092.85/74,478.11
  6. Step 6: Final answer
    x = 60,504.35

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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.