Home / 109,280.61-163,864.52-50,065.53

Finding the Fourth Proportional to 109,280.61, 163,864.52 and 50,065.53

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Solution

The fourth proportional to 109,280.61, 163,864.52 and 50,065.53 is: 75,072.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,280.61 : 163,864.52 = 50,065.53 : x
  2. Step 2: Convert to fraction form
    109,280.61/163,864.52 = 50,065.53/x
  3. Step 3: Cross multiply
    109,280.61x = 163,864.52 × 50,065.53
  4. Step 4: Simplify right side
    109,280.61x = 8,203,964,042.00
  5. Step 5: Solve for x
    x = 8,203,964,042.00/109,280.61
  6. Step 6: Final answer
    x = 75,072.46

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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.