Home / 97,588.40-146,282.88-55,379.34

Finding the Fourth Proportional to 97,588.40, 146,282.88 and 55,379.34

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Solution

The fourth proportional to 97,588.40, 146,282.88 and 55,379.34 is: 83,012.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,588.40 : 146,282.88 = 55,379.34 : x
  2. Step 2: Convert to fraction form
    97,588.40/146,282.88 = 55,379.34/x
  3. Step 3: Cross multiply
    97,588.40x = 146,282.88 × 55,379.34
  4. Step 4: Simplify right side
    97,588.40x = 8,101,050,103.93
  5. Step 5: Solve for x
    x = 8,101,050,103.93/97,588.40
  6. Step 6: Final answer
    x = 83,012.43

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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.