Home / 163,011.20-244,504.65-68,216.90

Finding the Fourth Proportional to 163,011.20, 244,504.65 and 68,216.90

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Solution

The fourth proportional to 163,011.20, 244,504.65 and 68,216.90 is: 102,320.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,011.20 : 244,504.65 = 68,216.90 : x
  2. Step 2: Convert to fraction form
    163,011.20/244,504.65 = 68,216.90/x
  3. Step 3: Cross multiply
    163,011.20x = 244,504.65 × 68,216.90
  4. Step 4: Simplify right side
    163,011.20x = 16,679,349,258.59
  5. Step 5: Solve for x
    x = 16,679,349,258.59/163,011.20
  6. Step 6: Final answer
    x = 102,320.27

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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.