Home / 130,896.64-196,163.28-59,645.15

Finding the Fourth Proportional to 130,896.64, 196,163.28 and 59,645.15

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Solution

The fourth proportional to 130,896.64, 196,163.28 and 59,645.15 is: 89,384.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,896.64 : 196,163.28 = 59,645.15 : x
  2. Step 2: Convert to fraction form
    130,896.64/196,163.28 = 59,645.15/x
  3. Step 3: Cross multiply
    130,896.64x = 196,163.28 × 59,645.15
  4. Step 4: Simplify right side
    130,896.64x = 11,700,188,014.89
  5. Step 5: Solve for x
    x = 11,700,188,014.89/130,896.64
  6. Step 6: Final answer
    x = 89,384.94

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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.