Home / 116,133.20-160,110.44-75,776.90

Finding the Fourth Proportional to 116,133.20, 160,110.44 and 75,776.90

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Solution

The fourth proportional to 116,133.20, 160,110.44 and 75,776.90 is: 104,472.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,133.20 : 160,110.44 = 75,776.90 : x
  2. Step 2: Convert to fraction form
    116,133.20/160,110.44 = 75,776.90/x
  3. Step 3: Cross multiply
    116,133.20x = 160,110.44 × 75,776.90
  4. Step 4: Simplify right side
    116,133.20x = 12,132,672,800.84
  5. Step 5: Solve for x
    x = 12,132,672,800.84/116,133.20
  6. Step 6: Final answer
    x = 104,472.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.