Home / 104,265.82-143,882.96-56,518.14

Finding the Fourth Proportional to 104,265.82, 143,882.96 and 56,518.14

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Solution

The fourth proportional to 104,265.82, 143,882.96 and 56,518.14 is: 77,992.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,265.82 : 143,882.96 = 56,518.14 : x
  2. Step 2: Convert to fraction form
    104,265.82/143,882.96 = 56,518.14/x
  3. Step 3: Cross multiply
    104,265.82x = 143,882.96 × 56,518.14
  4. Step 4: Simplify right side
    104,265.82x = 8,131,997,276.89
  5. Step 5: Solve for x
    x = 8,131,997,276.89/104,265.82
  6. Step 6: Final answer
    x = 77,992.93

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1.5x scale

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.