Home / 77,888.06-116,836.96-52,917.38

Finding the Fourth Proportional to 77,888.06, 116,836.96 and 52,917.38

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Solution

The fourth proportional to 77,888.06, 116,836.96 and 52,917.38 is: 79,379.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,888.06 : 116,836.96 = 52,917.38 : x
  2. Step 2: Convert to fraction form
    77,888.06/116,836.96 = 52,917.38/x
  3. Step 3: Cross multiply
    77,888.06x = 116,836.96 × 52,917.38
  4. Step 4: Simplify right side
    77,888.06x = 6,182,705,810.36
  5. Step 5: Solve for x
    x = 6,182,705,810.36/77,888.06
  6. Step 6: Final answer
    x = 79,379.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.