Home / 76,341.28-114,497.32-23,751.40

Finding the Fourth Proportional to 76,341.28, 114,497.32 and 23,751.40

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Solution

The fourth proportional to 76,341.28, 114,497.32 and 23,751.40 is: 35,622.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,341.28 : 114,497.32 = 23,751.40 : x
  2. Step 2: Convert to fraction form
    76,341.28/114,497.32 = 23,751.40/x
  3. Step 3: Cross multiply
    76,341.28x = 114,497.32 × 23,751.40
  4. Step 4: Simplify right side
    76,341.28x = 2,719,471,646.25
  5. Step 5: Solve for x
    x = 2,719,471,646.25/76,341.28
  6. Step 6: Final answer
    x = 35,622.56

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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.