Home / 242,130.60-363,086.55-108,942.30

Finding the Fourth Proportional to 242,130.60, 363,086.55 and 108,942.30

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Solution

The fourth proportional to 242,130.60, 363,086.55 and 108,942.30 is: 163,364.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,130.60 : 363,086.55 = 108,942.30 : x
  2. Step 2: Convert to fraction form
    242,130.60/363,086.55 = 108,942.30/x
  3. Step 3: Cross multiply
    242,130.60x = 363,086.55 × 108,942.30
  4. Step 4: Simplify right side
    242,130.60x = 39,555,483,856.07
  5. Step 5: Solve for x
    x = 39,555,483,856.07/242,130.60
  6. Step 6: Final answer
    x = 163,364.25

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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.