Home / 73,278.85-109,935.60-58,342.45

Finding the Fourth Proportional to 73,278.85, 109,935.60 and 58,342.45

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Solution

The fourth proportional to 73,278.85, 109,935.60 and 58,342.45 is: 87,527.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,278.85 : 109,935.60 = 58,342.45 : x
  2. Step 2: Convert to fraction form
    73,278.85/109,935.60 = 58,342.45/x
  3. Step 3: Cross multiply
    73,278.85x = 109,935.60 × 58,342.45
  4. Step 4: Simplify right side
    73,278.85x = 6,413,912,246.22
  5. Step 5: Solve for x
    x = 6,413,912,246.22/73,278.85
  6. Step 6: Final answer
    x = 87,527.47

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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.