Home / 92,310.28-138,466.53-25,746.36

Finding the Fourth Proportional to 92,310.28, 138,466.53 and 25,746.36

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Solution

The fourth proportional to 92,310.28, 138,466.53 and 25,746.36 is: 38,619.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,310.28 : 138,466.53 = 25,746.36 : x
  2. Step 2: Convert to fraction form
    92,310.28/138,466.53 = 25,746.36/x
  3. Step 3: Cross multiply
    92,310.28x = 138,466.53 × 25,746.36
  4. Step 4: Simplify right side
    92,310.28x = 3,565,008,437.00
  5. Step 5: Solve for x
    x = 3,565,008,437.00/92,310.28
  6. Step 6: Final answer
    x = 38,619.84

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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.