Home / 82,701.09-114,130.05-46,892.61

Finding the Fourth Proportional to 82,701.09, 114,130.05 and 46,892.61

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Solution

The fourth proportional to 82,701.09, 114,130.05 and 46,892.61 is: 64,713.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,701.09 : 114,130.05 = 46,892.61 : x
  2. Step 2: Convert to fraction form
    82,701.09/114,130.05 = 46,892.61/x
  3. Step 3: Cross multiply
    82,701.09x = 114,130.05 × 46,892.61
  4. Step 4: Simplify right side
    82,701.09x = 5,351,855,923.93
  5. Step 5: Solve for x
    x = 5,351,855,923.93/82,701.09
  6. Step 6: Final answer
    x = 64,713.25

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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.