Home / 242,299.20-334,370.43-133,400.10

Finding the Fourth Proportional to 242,299.20, 334,370.43 and 133,400.10

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Solution

The fourth proportional to 242,299.20, 334,370.43 and 133,400.10 is: 184,090.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,299.20 : 334,370.43 = 133,400.10 : x
  2. Step 2: Convert to fraction form
    242,299.20/334,370.43 = 133,400.10/x
  3. Step 3: Cross multiply
    242,299.20x = 334,370.43 × 133,400.10
  4. Step 4: Simplify right side
    242,299.20x = 44,605,048,799.04
  5. Step 5: Solve for x
    x = 44,605,048,799.04/242,299.20
  6. Step 6: Final answer
    x = 184,090.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.