Home / 297,841.15-411,023.94-161,875.09

Finding the Fourth Proportional to 297,841.15, 411,023.94 and 161,875.09

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Solution

The fourth proportional to 297,841.15, 411,023.94 and 161,875.09 is: 223,389.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,841.15 : 411,023.94 = 161,875.09 : x
  2. Step 2: Convert to fraction form
    297,841.15/411,023.94 = 161,875.09/x
  3. Step 3: Cross multiply
    297,841.15x = 411,023.94 × 161,875.09
  4. Step 4: Simplify right side
    297,841.15x = 66,534,537,186.40
  5. Step 5: Solve for x
    x = 66,534,537,186.40/297,841.15
  6. Step 6: Final answer
    x = 223,389.34

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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.