Home / 76,565.14-105,650.48-44,710.90

Finding the Fourth Proportional to 76,565.14, 105,650.48 and 44,710.90

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Solution

The fourth proportional to 76,565.14, 105,650.48 and 44,710.90 is: 61,695.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,565.14 : 105,650.48 = 44,710.90 : x
  2. Step 2: Convert to fraction form
    76,565.14/105,650.48 = 44,710.90/x
  3. Step 3: Cross multiply
    76,565.14x = 105,650.48 × 44,710.90
  4. Step 4: Simplify right side
    76,565.14x = 4,723,728,046.23
  5. Step 5: Solve for x
    x = 4,723,728,046.23/76,565.14
  6. Step 6: Final answer
    x = 61,695.55

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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.