Home / 92,647.14-138,967.44-39,304.86

Finding the Fourth Proportional to 92,647.14, 138,967.44 and 39,304.86

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Solution

The fourth proportional to 92,647.14, 138,967.44 and 39,304.86 is: 58,955.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,647.14 : 138,967.44 = 39,304.86 : x
  2. Step 2: Convert to fraction form
    92,647.14/138,967.44 = 39,304.86/x
  3. Step 3: Cross multiply
    92,647.14x = 138,967.44 × 39,304.86
  4. Step 4: Simplify right side
    92,647.14x = 5,462,095,773.76
  5. Step 5: Solve for x
    x = 5,462,095,773.76/92,647.14
  6. Step 6: Final answer
    x = 58,955.90

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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.