Home / 92,346.72-138,432.96-44,931.84

Finding the Fourth Proportional to 92,346.72, 138,432.96 and 44,931.84

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Solution

The fourth proportional to 92,346.72, 138,432.96 and 44,931.84 is: 67,355.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,346.72 : 138,432.96 = 44,931.84 : x
  2. Step 2: Convert to fraction form
    92,346.72/138,432.96 = 44,931.84/x
  3. Step 3: Cross multiply
    92,346.72x = 138,432.96 × 44,931.84
  4. Step 4: Simplify right side
    92,346.72x = 6,220,047,609.45
  5. Step 5: Solve for x
    x = 6,220,047,609.45/92,346.72
  6. Step 6: Final answer
    x = 67,355.37

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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.