Home / 71,780.06-99,059.73-41,566.70

Finding the Fourth Proportional to 71,780.06, 99,059.73 and 41,566.70

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Solution

The fourth proportional to 71,780.06, 99,059.73 and 41,566.70 is: 57,363.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,780.06 : 99,059.73 = 41,566.70 : x
  2. Step 2: Convert to fraction form
    71,780.06/99,059.73 = 41,566.70/x
  3. Step 3: Cross multiply
    71,780.06x = 99,059.73 × 41,566.70
  4. Step 4: Simplify right side
    71,780.06x = 4,117,586,078.99
  5. Step 5: Solve for x
    x = 4,117,586,078.99/71,780.06
  6. Step 6: Final answer
    x = 57,363.93

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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.