Home / 48,250.34-72,457.72-31,412.03

Finding the Fourth Proportional to 48,250.34, 72,457.72 and 31,412.03

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Solution

The fourth proportional to 48,250.34, 72,457.72 and 31,412.03 is: 47,171.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,250.34 : 72,457.72 = 31,412.03 : x
  2. Step 2: Convert to fraction form
    48,250.34/72,457.72 = 31,412.03/x
  3. Step 3: Cross multiply
    48,250.34x = 72,457.72 × 31,412.03
  4. Step 4: Simplify right side
    48,250.34x = 2,276,043,633.55
  5. Step 5: Solve for x
    x = 2,276,043,633.55/48,250.34
  6. Step 6: Final answer
    x = 47,171.56

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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.