Home / 107,638.04-161,457.86-37,517.42

Finding the Fourth Proportional to 107,638.04, 161,457.86 and 37,517.42

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Solution

The fourth proportional to 107,638.04, 161,457.86 and 37,517.42 is: 56,276.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,638.04 : 161,457.86 = 37,517.42 : x
  2. Step 2: Convert to fraction form
    107,638.04/161,457.86 = 37,517.42/x
  3. Step 3: Cross multiply
    107,638.04x = 161,457.86 × 37,517.42
  4. Step 4: Simplify right side
    107,638.04x = 6,057,481,632.43
  5. Step 5: Solve for x
    x = 6,057,481,632.43/107,638.04
  6. Step 6: Final answer
    x = 56,276.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.