Home / 67,150.49-92,682.66-52,585.78

Finding the Fourth Proportional to 67,150.49, 92,682.66 and 52,585.78

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Solution

The fourth proportional to 67,150.49, 92,682.66 and 52,585.78 is: 72,580.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,150.49 : 92,682.66 = 52,585.78 : x
  2. Step 2: Convert to fraction form
    67,150.49/92,682.66 = 52,585.78/x
  3. Step 3: Cross multiply
    67,150.49x = 92,682.66 × 52,585.78
  4. Step 4: Simplify right side
    67,150.49x = 4,873,789,968.57
  5. Step 5: Solve for x
    x = 4,873,789,968.57/67,150.49
  6. Step 6: Final answer
    x = 72,580.11

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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.