Home / 92,575.86-138,864.60-22,455.78

Finding the Fourth Proportional to 92,575.86, 138,864.60 and 22,455.78

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Solution

The fourth proportional to 92,575.86, 138,864.60 and 22,455.78 is: 33,683.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,575.86 : 138,864.60 = 22,455.78 : x
  2. Step 2: Convert to fraction form
    92,575.86/138,864.60 = 22,455.78/x
  3. Step 3: Cross multiply
    92,575.86x = 138,864.60 × 22,455.78
  4. Step 4: Simplify right side
    92,575.86x = 3,118,312,907.39
  5. Step 5: Solve for x
    x = 3,118,312,907.39/92,575.86
  6. Step 6: Final answer
    x = 33,683.87

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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.