Home / 92,364.48-138,570.30-25,804.80

Finding the Fourth Proportional to 92,364.48, 138,570.30 and 25,804.80

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Solution

The fourth proportional to 92,364.48, 138,570.30 and 25,804.80 is: 38,713.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,364.48 : 138,570.30 = 25,804.80 : x
  2. Step 2: Convert to fraction form
    92,364.48/138,570.30 = 25,804.80/x
  3. Step 3: Cross multiply
    92,364.48x = 138,570.30 × 25,804.80
  4. Step 4: Simplify right side
    92,364.48x = 3,575,778,877.44
  5. Step 5: Solve for x
    x = 3,575,778,877.44/92,364.48
  6. Step 6: Final answer
    x = 38,713.79

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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.