Home / 88,064,108.70-132,096,163.05-81,686,816.70

Finding the Fourth Proportional to 88,064,108.70, 132,096,163.05 and 81,686,816.70

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Solution

The fourth proportional to 88,064,108.70, 132,096,163.05 and 81,686,816.70 is: 122,530,225.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,064,108.70 : 132,096,163.05 = 81,686,816.70 : x
  2. Step 2: Convert to fraction form
    88,064,108.70/132,096,163.05 = 81,686,816.70/x
  3. Step 3: Cross multiply
    88,064,108.70x = 132,096,163.05 × 81,686,816.70
  4. Step 4: Simplify right side
    88,064,108.70x = 10,790,515,057,838,664
  5. Step 5: Solve for x
    x = 10,790,515,057,838,664/88,064,108.70
  6. Step 6: Final answer
    x = 122,530,225.05

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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.