Home / 181,938.10-272,907.15-93,364.60

Finding the Fourth Proportional to 181,938.10, 272,907.15 and 93,364.60

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Solution

The fourth proportional to 181,938.10, 272,907.15 and 93,364.60 is: 140,046.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,938.10 : 272,907.15 = 93,364.60 : x
  2. Step 2: Convert to fraction form
    181,938.10/272,907.15 = 93,364.60/x
  3. Step 3: Cross multiply
    181,938.10x = 272,907.15 × 93,364.60
  4. Step 4: Simplify right side
    181,938.10x = 25,479,866,896.89
  5. Step 5: Solve for x
    x = 25,479,866,896.89/181,938.10
  6. Step 6: Final answer
    x = 140,046.90

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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.