Home / 82,788.48-114,244.56-45,062.64

Finding the Fourth Proportional to 82,788.48, 114,244.56 and 45,062.64

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Solution

The fourth proportional to 82,788.48, 114,244.56 and 45,062.64 is: 62,184.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,788.48 : 114,244.56 = 45,062.64 : x
  2. Step 2: Convert to fraction form
    82,788.48/114,244.56 = 45,062.64/x
  3. Step 3: Cross multiply
    82,788.48x = 114,244.56 × 45,062.64
  4. Step 4: Simplify right side
    82,788.48x = 5,148,161,479.24
  5. Step 5: Solve for x
    x = 5,148,161,479.24/82,788.48
  6. Step 6: Final answer
    x = 62,184.52

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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.