Home / 73,181.12-100,988.63-41,349.34

Finding the Fourth Proportional to 73,181.12, 100,988.63 and 41,349.34

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Solution

The fourth proportional to 73,181.12, 100,988.63 and 41,349.34 is: 57,061.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,181.12 : 100,988.63 = 41,349.34 : x
  2. Step 2: Convert to fraction form
    73,181.12/100,988.63 = 41,349.34/x
  3. Step 3: Cross multiply
    73,181.12x = 100,988.63 × 41,349.34
  4. Step 4: Simplify right side
    73,181.12x = 4,175,813,048.91
  5. Step 5: Solve for x
    x = 4,175,813,048.91/73,181.12
  6. Step 6: Final answer
    x = 57,061.34

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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.