Home / 116,420.31-174,636.65-49,793.36

Finding the Fourth Proportional to 116,420.31, 174,636.65 and 49,793.36

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Solution

The fourth proportional to 116,420.31, 174,636.65 and 49,793.36 is: 74,692.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,420.31 : 174,636.65 = 49,793.36 : x
  2. Step 2: Convert to fraction form
    116,420.31/174,636.65 = 49,793.36/x
  3. Step 3: Cross multiply
    116,420.31x = 174,636.65 × 49,793.36
  4. Step 4: Simplify right side
    116,420.31x = 8,695,744,833.94
  5. Step 5: Solve for x
    x = 8,695,744,833.94/116,420.31
  6. Step 6: Final answer
    x = 74,692.68

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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.