Home / 218,108.04-301,004.94-133,241.10

Finding the Fourth Proportional to 218,108.04, 301,004.94 and 133,241.10

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Solution

The fourth proportional to 218,108.04, 301,004.94 and 133,241.10 is: 183,882.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,108.04 : 301,004.94 = 133,241.10 : x
  2. Step 2: Convert to fraction form
    218,108.04/301,004.94 = 133,241.10/x
  3. Step 3: Cross multiply
    218,108.04x = 301,004.94 × 133,241.10
  4. Step 4: Simplify right side
    218,108.04x = 40,106,229,311.03
  5. Step 5: Solve for x
    x = 40,106,229,311.03/218,108.04
  6. Step 6: Final answer
    x = 183,882.40

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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.