Home / 75,883.61-104,719.54-41,892.15

Finding the Fourth Proportional to 75,883.61, 104,719.54 and 41,892.15

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Solution

The fourth proportional to 75,883.61, 104,719.54 and 41,892.15 is: 57,811.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,883.61 : 104,719.54 = 41,892.15 : x
  2. Step 2: Convert to fraction form
    75,883.61/104,719.54 = 41,892.15/x
  3. Step 3: Cross multiply
    75,883.61x = 104,719.54 × 41,892.15
  4. Step 4: Simplify right side
    75,883.61x = 4,386,926,677.61
  5. Step 5: Solve for x
    x = 4,386,926,677.61/75,883.61
  6. Step 6: Final answer
    x = 57,811.25

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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.