Home / 92,382.45-138,561.69-29,208.93

Finding the Fourth Proportional to 92,382.45, 138,561.69 and 29,208.93

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Solution

The fourth proportional to 92,382.45, 138,561.69 and 29,208.93 is: 43,809.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,382.45 : 138,561.69 = 29,208.93 : x
  2. Step 2: Convert to fraction form
    92,382.45/138,561.69 = 29,208.93/x
  3. Step 3: Cross multiply
    92,382.45x = 138,561.69 × 29,208.93
  4. Step 4: Simplify right side
    92,382.45x = 4,047,238,703.89
  5. Step 5: Solve for x
    x = 4,047,238,703.89/92,382.45
  6. Step 6: Final answer
    x = 43,809.61

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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.