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Finding the Fourth Proportional to 242,028.80, 363,043.20 and 162,713.60

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Solution

The fourth proportional to 242,028.80, 363,043.20 and 162,713.60 is: 244,070.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,028.80 : 363,043.20 = 162,713.60 : x
  2. Step 2: Convert to fraction form
    242,028.80/363,043.20 = 162,713.60/x
  3. Step 3: Cross multiply
    242,028.80x = 363,043.20 × 162,713.60
  4. Step 4: Simplify right side
    242,028.80x = 59,072,066,027.52
  5. Step 5: Solve for x
    x = 59,072,066,027.52/242,028.80
  6. Step 6: Final answer
    x = 244,070.40

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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.