Home / 131,370.82-181,300.95-73,231.24

Finding the Fourth Proportional to 131,370.82, 181,300.95 and 73,231.24

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Solution

The fourth proportional to 131,370.82, 181,300.95 and 73,231.24 is: 101,064.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,370.82 : 181,300.95 = 73,231.24 : x
  2. Step 2: Convert to fraction form
    131,370.82/181,300.95 = 73,231.24/x
  3. Step 3: Cross multiply
    131,370.82x = 181,300.95 × 73,231.24
  4. Step 4: Simplify right side
    131,370.82x = 13,276,893,381.68
  5. Step 5: Solve for x
    x = 13,276,893,381.68/131,370.82
  6. Step 6: Final answer
    x = 101,064.25

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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.