Home / 56,284.86-77,708.52-36,149.88

Finding the Fourth Proportional to 56,284.86, 77,708.52 and 36,149.88

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Solution

The fourth proportional to 56,284.86, 77,708.52 and 36,149.88 is: 49,909.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,284.86 : 77,708.52 = 36,149.88 : x
  2. Step 2: Convert to fraction form
    56,284.86/77,708.52 = 36,149.88/x
  3. Step 3: Cross multiply
    56,284.86x = 77,708.52 × 36,149.88
  4. Step 4: Simplify right side
    56,284.86x = 2,809,153,672.98
  5. Step 5: Solve for x
    x = 2,809,153,672.98/56,284.86
  6. Step 6: Final answer
    x = 49,909.58

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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.