Home / 161,996.20-242,994.30-144,485.80

Finding the Fourth Proportional to 161,996.20, 242,994.30 and 144,485.80

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Solution

The fourth proportional to 161,996.20, 242,994.30 and 144,485.80 is: 216,728.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,996.20 : 242,994.30 = 144,485.80 : x
  2. Step 2: Convert to fraction form
    161,996.20/242,994.30 = 144,485.80/x
  3. Step 3: Cross multiply
    161,996.20x = 242,994.30 × 144,485.80
  4. Step 4: Simplify right side
    161,996.20x = 35,109,225,830.94
  5. Step 5: Solve for x
    x = 35,109,225,830.94/161,996.20
  6. Step 6: Final answer
    x = 216,728.70

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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.