Home / 57,991.07-80,026.32-34,119.29

Finding the Fourth Proportional to 57,991.07, 80,026.32 and 34,119.29

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Solution

The fourth proportional to 57,991.07, 80,026.32 and 34,119.29 is: 47,083.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,991.07 : 80,026.32 = 34,119.29 : x
  2. Step 2: Convert to fraction form
    57,991.07/80,026.32 = 34,119.29/x
  3. Step 3: Cross multiply
    57,991.07x = 80,026.32 × 34,119.29
  4. Step 4: Simplify right side
    57,991.07x = 2,730,441,219.71
  5. Step 5: Solve for x
    x = 2,730,441,219.71/57,991.07
  6. Step 6: Final answer
    x = 47,083.82

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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.