Home / 163,178.03-244,778.90-68,312.80

Finding the Fourth Proportional to 163,178.03, 244,778.90 and 68,312.80

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Solution

The fourth proportional to 163,178.03, 244,778.90 and 68,312.80 is: 102,474.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,178.03 : 244,778.90 = 68,312.80 : x
  2. Step 2: Convert to fraction form
    163,178.03/244,778.90 = 68,312.80/x
  3. Step 3: Cross multiply
    163,178.03x = 244,778.90 × 68,312.80
  4. Step 4: Simplify right side
    163,178.03x = 16,721,532,004.33
  5. Step 5: Solve for x
    x = 16,721,532,004.33/163,178.03
  6. Step 6: Final answer
    x = 102,474.16

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1.5x scale

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.