Home / 92,435.58-138,642.66-25,881.03

Finding the Fourth Proportional to 92,435.58, 138,642.66 and 25,881.03

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Solution

The fourth proportional to 92,435.58, 138,642.66 and 25,881.03 is: 38,818.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,435.58 : 138,642.66 = 25,881.03 : x
  2. Step 2: Convert to fraction form
    92,435.58/138,642.66 = 25,881.03/x
  3. Step 3: Cross multiply
    92,435.58x = 138,642.66 × 25,881.03
  4. Step 4: Simplify right side
    92,435.58x = 3,588,214,842.74
  5. Step 5: Solve for x
    x = 3,588,214,842.74/92,435.58
  6. Step 6: Final answer
    x = 38,818.55

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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.