Home / 86,457.70-119,309.25-48,218.41

Finding the Fourth Proportional to 86,457.70, 119,309.25 and 48,218.41

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Solution

The fourth proportional to 86,457.70, 119,309.25 and 48,218.41 is: 66,540.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,457.70 : 119,309.25 = 48,218.41 : x
  2. Step 2: Convert to fraction form
    86,457.70/119,309.25 = 48,218.41/x
  3. Step 3: Cross multiply
    86,457.70x = 119,309.25 × 48,218.41
  4. Step 4: Simplify right side
    86,457.70x = 5,752,902,333.29
  5. Step 5: Solve for x
    x = 5,752,902,333.29/86,457.70
  6. Step 6: Final answer
    x = 66,540.08

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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.