Home / 82,711.26-114,140.70-44,985.51

Finding the Fourth Proportional to 82,711.26, 114,140.70 and 44,985.51

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Solution

The fourth proportional to 82,711.26, 114,140.70 and 44,985.51 is: 62,079.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,711.26 : 114,140.70 = 44,985.51 : x
  2. Step 2: Convert to fraction form
    82,711.26/114,140.70 = 44,985.51/x
  3. Step 3: Cross multiply
    82,711.26x = 114,140.70 × 44,985.51
  4. Step 4: Simplify right side
    82,711.26x = 5,134,677,601.26
  5. Step 5: Solve for x
    x = 5,134,677,601.26/82,711.26
  6. Step 6: Final answer
    x = 62,079.55

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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.