Home / 71,632.76-98,847.43-41,420.04

Finding the Fourth Proportional to 71,632.76, 98,847.43 and 41,420.04

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Solution

The fourth proportional to 71,632.76, 98,847.43 and 41,420.04 is: 57,156.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,632.76 : 98,847.43 = 41,420.04 : x
  2. Step 2: Convert to fraction form
    71,632.76/98,847.43 = 41,420.04/x
  3. Step 3: Cross multiply
    71,632.76x = 98,847.43 × 41,420.04
  4. Step 4: Simplify right side
    71,632.76x = 4,094,264,400.95
  5. Step 5: Solve for x
    x = 4,094,264,400.95/71,632.76
  6. Step 6: Final answer
    x = 57,156.31

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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.