Home / 51,580.22-77,392.20-28,179.32

Finding the Fourth Proportional to 51,580.22, 77,392.20 and 28,179.32

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Solution

The fourth proportional to 51,580.22, 77,392.20 and 28,179.32 is: 42,280.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,580.22 : 77,392.20 = 28,179.32 : x
  2. Step 2: Convert to fraction form
    51,580.22/77,392.20 = 28,179.32/x
  3. Step 3: Cross multiply
    51,580.22x = 77,392.20 × 28,179.32
  4. Step 4: Simplify right side
    51,580.22x = 2,180,859,182.34
  5. Step 5: Solve for x
    x = 2,180,859,182.34/51,580.22
  6. Step 6: Final answer
    x = 42,280.92

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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.