Home / 84,035.74-115,967.82-45,795.62

Finding the Fourth Proportional to 84,035.74, 115,967.82 and 45,795.62

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Solution

The fourth proportional to 84,035.74, 115,967.82 and 45,795.62 is: 63,197.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,035.74 : 115,967.82 = 45,795.62 : x
  2. Step 2: Convert to fraction form
    84,035.74/115,967.82 = 45,795.62/x
  3. Step 3: Cross multiply
    84,035.74x = 115,967.82 × 45,795.62
  4. Step 4: Simplify right side
    84,035.74x = 5,310,818,216.95
  5. Step 5: Solve for x
    x = 5,310,818,216.95/84,035.74
  6. Step 6: Final answer
    x = 63,197.14

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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.