Home / 71,241.04-98,357.36-45,757.68

Finding the Fourth Proportional to 71,241.04, 98,357.36 and 45,757.68

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Solution

The fourth proportional to 71,241.04, 98,357.36 and 45,757.68 is: 63,174.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,241.04 : 98,357.36 = 45,757.68 : x
  2. Step 2: Convert to fraction form
    71,241.04/98,357.36 = 45,757.68/x
  3. Step 3: Cross multiply
    71,241.04x = 98,357.36 × 45,757.68
  4. Step 4: Simplify right side
    71,241.04x = 4,500,604,604.52
  5. Step 5: Solve for x
    x = 4,500,604,604.52/71,241.04
  6. Step 6: Final answer
    x = 63,174.32

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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.