Home / 267,827.59-401,461.05-90,273.23

Finding the Fourth Proportional to 267,827.59, 401,461.05 and 90,273.23

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Solution

The fourth proportional to 267,827.59, 401,461.05 and 90,273.23 is: 135,315.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,827.59 : 401,461.05 = 90,273.23 : x
  2. Step 2: Convert to fraction form
    267,827.59/401,461.05 = 90,273.23/x
  3. Step 3: Cross multiply
    267,827.59x = 401,461.05 × 90,273.23
  4. Step 4: Simplify right side
    267,827.59x = 36,241,183,695.39
  5. Step 5: Solve for x
    x = 36,241,183,695.39/267,827.59
  6. Step 6: Final answer
    x = 135,315.35

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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.