Home / 176,438.43-264,508.88-76,523.40

Finding the Fourth Proportional to 176,438.43, 264,508.88 and 76,523.40

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Solution

The fourth proportional to 176,438.43, 264,508.88 and 76,523.40 is: 114,720.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,438.43 : 264,508.88 = 76,523.40 : x
  2. Step 2: Convert to fraction form
    176,438.43/264,508.88 = 76,523.40/x
  3. Step 3: Cross multiply
    176,438.43x = 264,508.88 × 76,523.40
  4. Step 4: Simplify right side
    176,438.43x = 20,241,117,652.11
  5. Step 5: Solve for x
    x = 20,241,117,652.11/176,438.43
  6. Step 6: Final answer
    x = 114,720.57

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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.