Home / 86,653.92-119,580.66-48,927.36

Finding the Fourth Proportional to 86,653.92, 119,580.66 and 48,927.36

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Solution

The fourth proportional to 86,653.92, 119,580.66 and 48,927.36 is: 67,518.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,653.92 : 119,580.66 = 48,927.36 : x
  2. Step 2: Convert to fraction form
    86,653.92/119,580.66 = 48,927.36/x
  3. Step 3: Cross multiply
    86,653.92x = 119,580.66 × 48,927.36
  4. Step 4: Simplify right side
    86,653.92x = 5,850,766,000.86
  5. Step 5: Solve for x
    x = 5,850,766,000.86/86,653.92
  6. Step 6: Final answer
    x = 67,518.77

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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.