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Finding the Fourth Proportional to 92,565.86, 138,848.81 and 22,445.16

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Solution

The fourth proportional to 92,565.86, 138,848.81 and 22,445.16 is: 33,667.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,565.86 : 138,848.81 = 22,445.16 : x
  2. Step 2: Convert to fraction form
    92,565.86/138,848.81 = 22,445.16/x
  3. Step 3: Cross multiply
    92,565.86x = 138,848.81 × 22,445.16
  4. Step 4: Simplify right side
    92,565.86x = 3,116,483,644.03
  5. Step 5: Solve for x
    x = 3,116,483,644.03/92,565.86
  6. Step 6: Final answer
    x = 33,667.75

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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.