Home / 82,717.54-114,089.04-52,476.76

Finding the Fourth Proportional to 82,717.54, 114,089.04 and 52,476.76

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Solution

The fourth proportional to 82,717.54, 114,089.04 and 52,476.76 is: 72,379.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,717.54 : 114,089.04 = 52,476.76 : x
  2. Step 2: Convert to fraction form
    82,717.54/114,089.04 = 52,476.76/x
  3. Step 3: Cross multiply
    82,717.54x = 114,089.04 × 52,476.76
  4. Step 4: Simplify right side
    82,717.54x = 5,987,023,170.71
  5. Step 5: Solve for x
    x = 5,987,023,170.71/82,717.54
  6. Step 6: Final answer
    x = 72,379.13

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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.