Home / 181,930.10-272,895.15-152,405.60

Finding the Fourth Proportional to 181,930.10, 272,895.15 and 152,405.60

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Solution

The fourth proportional to 181,930.10, 272,895.15 and 152,405.60 is: 228,608.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,930.10 : 272,895.15 = 152,405.60 : x
  2. Step 2: Convert to fraction form
    181,930.10/272,895.15 = 152,405.60/x
  3. Step 3: Cross multiply
    181,930.10x = 272,895.15 × 152,405.60
  4. Step 4: Simplify right side
    181,930.10x = 41,590,749,072.84
  5. Step 5: Solve for x
    x = 41,590,749,072.84/181,930.10
  6. Step 6: Final answer
    x = 228,608.40

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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.