Home / 121,570.66-182,302.26-55,008.10

Finding the Fourth Proportional to 121,570.66, 182,302.26 and 55,008.10

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Solution

The fourth proportional to 121,570.66, 182,302.26 and 55,008.10 is: 82,487.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,570.66 : 182,302.26 = 55,008.10 : x
  2. Step 2: Convert to fraction form
    121,570.66/182,302.26 = 55,008.10/x
  3. Step 3: Cross multiply
    121,570.66x = 182,302.26 × 55,008.10
  4. Step 4: Simplify right side
    121,570.66x = 10,028,100,948.31
  5. Step 5: Solve for x
    x = 10,028,100,948.31/121,570.66
  6. Step 6: Final answer
    x = 82,487.84

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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.