Home / 242,627.99-334,822.10-135,195.73

Finding the Fourth Proportional to 242,627.99, 334,822.10 and 135,195.73

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Solution

The fourth proportional to 242,627.99, 334,822.10 and 135,195.73 is: 186,567.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,627.99 : 334,822.10 = 135,195.73 : x
  2. Step 2: Convert to fraction form
    242,627.99/334,822.10 = 135,195.73/x
  3. Step 3: Cross multiply
    242,627.99x = 334,822.10 × 135,195.73
  4. Step 4: Simplify right side
    242,627.99x = 45,266,516,716.60
  5. Step 5: Solve for x
    x = 45,266,516,716.60/242,627.99
  6. Step 6: Final answer
    x = 186,567.58

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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.