Home / 71,852.64-99,160.62-43,181.07

Finding the Fourth Proportional to 71,852.64, 99,160.62 and 43,181.07

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Solution

The fourth proportional to 71,852.64, 99,160.62 and 43,181.07 is: 59,592.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,852.64 : 99,160.62 = 43,181.07 : x
  2. Step 2: Convert to fraction form
    71,852.64/99,160.62 = 43,181.07/x
  3. Step 3: Cross multiply
    71,852.64x = 99,160.62 × 43,181.07
  4. Step 4: Simplify right side
    71,852.64x = 4,281,861,673.46
  5. Step 5: Solve for x
    x = 4,281,861,673.46/71,852.64
  6. Step 6: Final answer
    x = 59,592.27

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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.