Home / 242,147.12-334,163.03-134,717.13

Finding the Fourth Proportional to 242,147.12, 334,163.03 and 134,717.13

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Solution

The fourth proportional to 242,147.12, 334,163.03 and 134,717.13 is: 185,909.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,147.12 : 334,163.03 = 134,717.13 : x
  2. Step 2: Convert to fraction form
    242,147.12/334,163.03 = 134,717.13/x
  3. Step 3: Cross multiply
    242,147.12x = 334,163.03 × 134,717.13
  4. Step 4: Simplify right side
    242,147.12x = 45,017,483,181.50
  5. Step 5: Solve for x
    x = 45,017,483,181.50/242,147.12
  6. Step 6: Final answer
    x = 185,909.64

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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.