Home / 131,297.76-181,128.96-95,472

Finding the Fourth Proportional to 131,297.76, 181,128.96 and 95,472

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Solution

The fourth proportional to 131,297.76, 181,128.96 and 95,472 is: 131,706.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,297.76 : 181,128.96 = 95,472 : x
  2. Step 2: Convert to fraction form
    131,297.76/181,128.96 = 95,472/x
  3. Step 3: Cross multiply
    131,297.76x = 181,128.96 × 95,472
  4. Step 4: Simplify right side
    131,297.76x = 17,292,744,069.12
  5. Step 5: Solve for x
    x = 17,292,744,069.12/131,297.76
  6. Step 6: Final answer
    x = 131,706.31

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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.