Home / 134,518.10-185,621.24-82,827

Finding the Fourth Proportional to 134,518.10, 185,621.24 and 82,827

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Solution

The fourth proportional to 134,518.10, 185,621.24 and 82,827 is: 114,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,518.10 : 185,621.24 = 82,827 : x
  2. Step 2: Convert to fraction form
    134,518.10/185,621.24 = 82,827/x
  3. Step 3: Cross multiply
    134,518.10x = 185,621.24 × 82,827
  4. Step 4: Simplify right side
    134,518.10x = 15,374,450,445.48
  5. Step 5: Solve for x
    x = 15,374,450,445.48/134,518.10
  6. Step 6: Final answer
    x = 114,292.80

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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.