Home / 92,485.16-138,625.98-36,308.36

Finding the Fourth Proportional to 92,485.16, 138,625.98 and 36,308.36

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Solution

The fourth proportional to 92,485.16, 138,625.98 and 36,308.36 is: 54,422.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,485.16 : 138,625.98 = 36,308.36 : x
  2. Step 2: Convert to fraction form
    92,485.16/138,625.98 = 36,308.36/x
  3. Step 3: Cross multiply
    92,485.16x = 138,625.98 × 36,308.36
  4. Step 4: Simplify right side
    92,485.16x = 5,033,281,987.19
  5. Step 5: Solve for x
    x = 5,033,281,987.19/92,485.16
  6. Step 6: Final answer
    x = 54,422.59

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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.