Home / 242,112.96-333,979.38-145,292.04

Finding the Fourth Proportional to 242,112.96, 333,979.38 and 145,292.04

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Solution

The fourth proportional to 242,112.96, 333,979.38 and 145,292.04 is: 200,421.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,112.96 : 333,979.38 = 145,292.04 : x
  2. Step 2: Convert to fraction form
    242,112.96/333,979.38 = 145,292.04/x
  3. Step 3: Cross multiply
    242,112.96x = 333,979.38 × 145,292.04
  4. Step 4: Simplify right side
    242,112.96x = 48,524,545,438.14
  5. Step 5: Solve for x
    x = 48,524,545,438.14/242,112.96
  6. Step 6: Final answer
    x = 200,421.10

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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.