Home / 71,377.53-98,501.04-39,546.96

Finding the Fourth Proportional to 71,377.53, 98,501.04 and 39,546.96

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Solution

The fourth proportional to 71,377.53, 98,501.04 and 39,546.96 is: 54,574.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,377.53 : 98,501.04 = 39,546.96 : x
  2. Step 2: Convert to fraction form
    71,377.53/98,501.04 = 39,546.96/x
  3. Step 3: Cross multiply
    71,377.53x = 98,501.04 × 39,546.96
  4. Step 4: Simplify right side
    71,377.53x = 3,895,416,688.84
  5. Step 5: Solve for x
    x = 3,895,416,688.84/71,377.53
  6. Step 6: Final answer
    x = 54,574.83

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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.