Home / 56,778.74-78,387.14-37,684.41

Finding the Fourth Proportional to 56,778.74, 78,387.14 and 37,684.41

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Solution

The fourth proportional to 56,778.74, 78,387.14 and 37,684.41 is: 52,026.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,778.74 : 78,387.14 = 37,684.41 : x
  2. Step 2: Convert to fraction form
    56,778.74/78,387.14 = 37,684.41/x
  3. Step 3: Cross multiply
    56,778.74x = 78,387.14 × 37,684.41
  4. Step 4: Simplify right side
    56,778.74x = 2,953,973,216.70
  5. Step 5: Solve for x
    x = 2,953,973,216.70/56,778.74
  6. Step 6: Final answer
    x = 52,026.04

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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.