Home / 131,296.05-180,970.73-93,006.47

Finding the Fourth Proportional to 131,296.05, 180,970.73 and 93,006.47

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Solution

The fourth proportional to 131,296.05, 180,970.73 and 93,006.47 is: 128,194.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,296.05 : 180,970.73 = 93,006.47 : x
  2. Step 2: Convert to fraction form
    131,296.05/180,970.73 = 93,006.47/x
  3. Step 3: Cross multiply
    131,296.05x = 180,970.73 × 93,006.47
  4. Step 4: Simplify right side
    131,296.05x = 16,831,448,770.62
  5. Step 5: Solve for x
    x = 16,831,448,770.62/131,296.05
  6. Step 6: Final answer
    x = 128,194.63

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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.