Home / 92,468.16-138,581.28-36,999.36

Finding the Fourth Proportional to 92,468.16, 138,581.28 and 36,999.36

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Solution

The fourth proportional to 92,468.16, 138,581.28 and 36,999.36 is: 55,450.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,468.16 : 138,581.28 = 36,999.36 : x
  2. Step 2: Convert to fraction form
    92,468.16/138,581.28 = 36,999.36/x
  3. Step 3: Cross multiply
    92,468.16x = 138,581.28 × 36,999.36
  4. Step 4: Simplify right side
    92,468.16x = 5,127,418,667.98
  5. Step 5: Solve for x
    x = 5,127,418,667.98/92,468.16
  6. Step 6: Final answer
    x = 55,450.64

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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.