Home / 267,828.59-401,462.55-90,274.23

Finding the Fourth Proportional to 267,828.59, 401,462.55 and 90,274.23

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Solution

The fourth proportional to 267,828.59, 401,462.55 and 90,274.23 is: 135,316.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,828.59 : 401,462.55 = 90,274.23 : x
  2. Step 2: Convert to fraction form
    267,828.59/401,462.55 = 90,274.23/x
  3. Step 3: Cross multiply
    267,828.59x = 401,462.55 × 90,274.23
  4. Step 4: Simplify right side
    267,828.59x = 36,241,720,567.77
  5. Step 5: Solve for x
    x = 36,241,720,567.77/267,828.59
  6. Step 6: Final answer
    x = 135,316.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.