Home / 242,150.05-334,167.07-134,720.06

Finding the Fourth Proportional to 242,150.05, 334,167.07 and 134,720.06

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Solution

The fourth proportional to 242,150.05, 334,167.07 and 134,720.06 is: 185,913.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,150.05 : 334,167.07 = 134,720.06 : x
  2. Step 2: Convert to fraction form
    242,150.05/334,167.07 = 134,720.06/x
  3. Step 3: Cross multiply
    242,150.05x = 334,167.07 × 134,720.06
  4. Step 4: Simplify right side
    242,150.05x = 45,019,007,720.42
  5. Step 5: Solve for x
    x = 45,019,007,720.42/242,150.05
  6. Step 6: Final answer
    x = 185,913.68

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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.