Home / 116,118.48-173,882.28-76,555.56

Finding the Fourth Proportional to 116,118.48, 173,882.28 and 76,555.56

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Solution

The fourth proportional to 116,118.48, 173,882.28 and 76,555.56 is: 114,638.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,118.48 : 173,882.28 = 76,555.56 : x
  2. Step 2: Convert to fraction form
    116,118.48/173,882.28 = 76,555.56/x
  3. Step 3: Cross multiply
    116,118.48x = 173,882.28 × 76,555.56
  4. Step 4: Simplify right side
    116,118.48x = 13,311,655,319.48
  5. Step 5: Solve for x
    x = 13,311,655,319.48/116,118.48
  6. Step 6: Final answer
    x = 114,638.56

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1.5x scale

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.