Home / 82,719.04-114,091.11-52,478.26

Finding the Fourth Proportional to 82,719.04, 114,091.11 and 52,478.26

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Solution

The fourth proportional to 82,719.04, 114,091.11 and 52,478.26 is: 72,381.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,719.04 : 114,091.11 = 52,478.26 : x
  2. Step 2: Convert to fraction form
    82,719.04/114,091.11 = 52,478.26/x
  3. Step 3: Cross multiply
    82,719.04x = 114,091.11 × 52,478.26
  4. Step 4: Simplify right side
    82,719.04x = 5,987,302,934.27
  5. Step 5: Solve for x
    x = 5,987,302,934.27/82,719.04
  6. Step 6: Final answer
    x = 72,381.19

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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.