Home / 89,589.63-134,467.60-45,247.52

Finding the Fourth Proportional to 89,589.63, 134,467.60 and 45,247.52

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Solution

The fourth proportional to 89,589.63, 134,467.60 and 45,247.52 is: 67,913.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,589.63 : 134,467.60 = 45,247.52 : x
  2. Step 2: Convert to fraction form
    89,589.63/134,467.60 = 45,247.52/x
  3. Step 3: Cross multiply
    89,589.63x = 134,467.60 × 45,247.52
  4. Step 4: Simplify right side
    89,589.63x = 6,084,325,420.35
  5. Step 5: Solve for x
    x = 6,084,325,420.35/89,589.63
  6. Step 6: Final answer
    x = 67,913.28

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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.