Home / 162,026.20-243,039.30-152,840.80

Finding the Fourth Proportional to 162,026.20, 243,039.30 and 152,840.80

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Solution

The fourth proportional to 162,026.20, 243,039.30 and 152,840.80 is: 229,261.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,026.20 : 243,039.30 = 152,840.80 : x
  2. Step 2: Convert to fraction form
    162,026.20/243,039.30 = 152,840.80/x
  3. Step 3: Cross multiply
    162,026.20x = 243,039.30 × 152,840.80
  4. Step 4: Simplify right side
    162,026.20x = 37,146,321,043.44
  5. Step 5: Solve for x
    x = 37,146,321,043.44/162,026.20
  6. Step 6: Final answer
    x = 229,261.20

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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.