Home / 83,564.16-125,379.06-36,784.24

Finding the Fourth Proportional to 83,564.16, 125,379.06 and 36,784.24

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Solution

The fourth proportional to 83,564.16, 125,379.06 and 36,784.24 is: 55,190.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,564.16 : 125,379.06 = 36,784.24 : x
  2. Step 2: Convert to fraction form
    83,564.16/125,379.06 = 36,784.24/x
  3. Step 3: Cross multiply
    83,564.16x = 125,379.06 × 36,784.24
  4. Step 4: Simplify right side
    83,564.16x = 4,611,973,434.01
  5. Step 5: Solve for x
    x = 4,611,973,434.01/83,564.16
  6. Step 6: Final answer
    x = 55,190.81

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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.