Home / 92,183.04-138,133.08-54,669.24

Finding the Fourth Proportional to 92,183.04, 138,133.08 and 54,669.24

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Solution

The fourth proportional to 92,183.04, 138,133.08 and 54,669.24 is: 81,919.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,183.04 : 138,133.08 = 54,669.24 : x
  2. Step 2: Convert to fraction form
    92,183.04/138,133.08 = 54,669.24/x
  3. Step 3: Cross multiply
    92,183.04x = 138,133.08 × 54,669.24
  4. Step 4: Simplify right side
    92,183.04x = 7,551,630,502.46
  5. Step 5: Solve for x
    x = 7,551,630,502.46/92,183.04
  6. Step 6: Final answer
    x = 81,919.96

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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.