Home / 78,247.52-107,995.38-46,433.96

Finding the Fourth Proportional to 78,247.52, 107,995.38 and 46,433.96

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Solution

The fourth proportional to 78,247.52, 107,995.38 and 46,433.96 is: 64,087.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,247.52 : 107,995.38 = 46,433.96 : x
  2. Step 2: Convert to fraction form
    78,247.52/107,995.38 = 46,433.96/x
  3. Step 3: Cross multiply
    78,247.52x = 107,995.38 × 46,433.96
  4. Step 4: Simplify right side
    78,247.52x = 5,014,653,155.10
  5. Step 5: Solve for x
    x = 5,014,653,155.10/78,247.52
  6. Step 6: Final answer
    x = 64,087.06

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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.