Home / 92,244.89-138,263.64-45,530.57

Finding the Fourth Proportional to 92,244.89, 138,263.64 and 45,530.57

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Solution

The fourth proportional to 92,244.89, 138,263.64 and 45,530.57 is: 68,244.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,244.89 : 138,263.64 = 45,530.57 : x
  2. Step 2: Convert to fraction form
    92,244.89/138,263.64 = 45,530.57/x
  3. Step 3: Cross multiply
    92,244.89x = 138,263.64 × 45,530.57
  4. Step 4: Simplify right side
    92,244.89x = 6,295,221,648.16
  5. Step 5: Solve for x
    x = 6,295,221,648.16/92,244.89
  6. Step 6: Final answer
    x = 68,244.67

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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.