Home / 75,695.76-113,560.32-23,109.36

Finding the Fourth Proportional to 75,695.76, 113,560.32 and 23,109.36

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Solution

The fourth proportional to 75,695.76, 113,560.32 and 23,109.36 is: 34,669.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,695.76 : 113,560.32 = 23,109.36 : x
  2. Step 2: Convert to fraction form
    75,695.76/113,560.32 = 23,109.36/x
  3. Step 3: Cross multiply
    75,695.76x = 113,560.32 × 23,109.36
  4. Step 4: Simplify right side
    75,695.76x = 2,624,306,316.60
  5. Step 5: Solve for x
    x = 2,624,306,316.60/75,695.76
  6. Step 6: Final answer
    x = 34,669.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.