Home / 174,773.11-261,595.82-90,417.12

Finding the Fourth Proportional to 174,773.11, 261,595.82 and 90,417.12

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Solution

The fourth proportional to 174,773.11, 261,595.82 and 90,417.12 is: 135,333.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,773.11 : 261,595.82 = 90,417.12 : x
  2. Step 2: Convert to fraction form
    174,773.11/261,595.82 = 90,417.12/x
  3. Step 3: Cross multiply
    174,773.11x = 261,595.82 × 90,417.12
  4. Step 4: Simplify right side
    174,773.11x = 23,652,740,648.44
  5. Step 5: Solve for x
    x = 23,652,740,648.44/174,773.11
  6. Step 6: Final answer
    x = 135,333.98

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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.