Home / 82,781.93-114,235.67-46,971.18

Finding the Fourth Proportional to 82,781.93, 114,235.67 and 46,971.18

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Solution

The fourth proportional to 82,781.93, 114,235.67 and 46,971.18 is: 64,818.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,781.93 : 114,235.67 = 46,971.18 : x
  2. Step 2: Convert to fraction form
    82,781.93/114,235.67 = 46,971.18/x
  3. Step 3: Cross multiply
    82,781.93x = 114,235.67 × 46,971.18
  4. Step 4: Simplify right side
    82,781.93x = 5,365,783,983.13
  5. Step 5: Solve for x
    x = 5,365,783,983.13/82,781.93
  6. Step 6: Final answer
    x = 64,818.30

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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.