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Finding the Fourth Proportional to 71,242.71, 98,315.88 and 41,033.34

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Solution

The fourth proportional to 71,242.71, 98,315.88 and 41,033.34 is: 56,626.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,242.71 : 98,315.88 = 41,033.34 : x
  2. Step 2: Convert to fraction form
    71,242.71/98,315.88 = 41,033.34/x
  3. Step 3: Cross multiply
    71,242.71x = 98,315.88 × 41,033.34
  4. Step 4: Simplify right side
    71,242.71x = 4,034,228,931.44
  5. Step 5: Solve for x
    x = 4,034,228,931.44/71,242.71
  6. Step 6: Final answer
    x = 56,626.55

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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.