Home / 71,845.40-99,147.71-41,632.92

Finding the Fourth Proportional to 71,845.40, 99,147.71 and 41,632.92

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Solution

The fourth proportional to 71,845.40, 99,147.71 and 41,632.92 is: 57,454.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,845.40 : 99,147.71 = 41,632.92 : x
  2. Step 2: Convert to fraction form
    71,845.40/99,147.71 = 41,632.92/x
  3. Step 3: Cross multiply
    71,845.40x = 99,147.71 × 41,632.92
  4. Step 4: Simplify right side
    71,845.40x = 4,127,808,782.70
  5. Step 5: Solve for x
    x = 4,127,808,782.70/71,845.40
  6. Step 6: Final answer
    x = 57,454.04

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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.