Home / 56,315.85-77,708.18-33,650.06

Finding the Fourth Proportional to 56,315.85, 77,708.18 and 33,650.06

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Solution

The fourth proportional to 56,315.85, 77,708.18 and 33,650.06 is: 46,432.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,315.85 : 77,708.18 = 33,650.06 : x
  2. Step 2: Convert to fraction form
    56,315.85/77,708.18 = 33,650.06/x
  3. Step 3: Cross multiply
    56,315.85x = 77,708.18 × 33,650.06
  4. Step 4: Simplify right side
    56,315.85x = 2,614,884,919.49
  5. Step 5: Solve for x
    x = 2,614,884,919.49/56,315.85
  6. Step 6: Final answer
    x = 46,432.49

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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.