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Finding the Fourth Proportional to 71,029.41, 98,041.07 and 41,984.68

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Solution

The fourth proportional to 71,029.41, 98,041.07 and 41,984.68 is: 57,950.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,029.41 : 98,041.07 = 41,984.68 : x
  2. Step 2: Convert to fraction form
    71,029.41/98,041.07 = 41,984.68/x
  3. Step 3: Cross multiply
    71,029.41x = 98,041.07 × 41,984.68
  4. Step 4: Simplify right side
    71,029.41x = 4,116,222,950.81
  5. Step 5: Solve for x
    x = 4,116,222,950.81/71,029.41
  6. Step 6: Final answer
    x = 57,950.97

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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.