Home / 91,082.26-125,650.62-59,239.54

Finding the Fourth Proportional to 91,082.26, 125,650.62 and 59,239.54

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Solution

The fourth proportional to 91,082.26, 125,650.62 and 59,239.54 is: 81,722.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,082.26 : 125,650.62 = 59,239.54 : x
  2. Step 2: Convert to fraction form
    91,082.26/125,650.62 = 59,239.54/x
  3. Step 3: Cross multiply
    91,082.26x = 125,650.62 × 59,239.54
  4. Step 4: Simplify right side
    91,082.26x = 7,443,484,929.51
  5. Step 5: Solve for x
    x = 7,443,484,929.51/91,082.26
  6. Step 6: Final answer
    x = 81,722.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.