Home / 179,432.70-269,149.05-163,686.30

Finding the Fourth Proportional to 179,432.70, 269,149.05 and 163,686.30

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Solution

The fourth proportional to 179,432.70, 269,149.05 and 163,686.30 is: 245,529.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,432.70 : 269,149.05 = 163,686.30 : x
  2. Step 2: Convert to fraction form
    179,432.70/269,149.05 = 163,686.30/x
  3. Step 3: Cross multiply
    179,432.70x = 269,149.05 × 163,686.30
  4. Step 4: Simplify right side
    179,432.70x = 44,056,012,143.02
  5. Step 5: Solve for x
    x = 44,056,012,143.02/179,432.70
  6. Step 6: Final answer
    x = 245,529.45

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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.