Home / 76,377.86-114,539.45-26,444.55

Finding the Fourth Proportional to 76,377.86, 114,539.45 and 26,444.55

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Solution

The fourth proportional to 76,377.86, 114,539.45 and 26,444.55 is: 39,657.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,377.86 : 114,539.45 = 26,444.55 : x
  2. Step 2: Convert to fraction form
    76,377.86/114,539.45 = 26,444.55/x
  3. Step 3: Cross multiply
    76,377.86x = 114,539.45 × 26,444.55
  4. Step 4: Simplify right side
    76,377.86x = 3,028,944,080.27
  5. Step 5: Solve for x
    x = 3,028,944,080.27/76,377.86
  6. Step 6: Final answer
    x = 39,657.36

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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.