Home / 85,768.29-118,362.47-48,044.97

Finding the Fourth Proportional to 85,768.29, 118,362.47 and 48,044.97

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Solution

The fourth proportional to 85,768.29, 118,362.47 and 48,044.97 is: 66,303.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,768.29 : 118,362.47 = 48,044.97 : x
  2. Step 2: Convert to fraction form
    85,768.29/118,362.47 = 48,044.97/x
  3. Step 3: Cross multiply
    85,768.29x = 118,362.47 × 48,044.97
  4. Step 4: Simplify right side
    85,768.29x = 5,686,721,080.05
  5. Step 5: Solve for x
    x = 5,686,721,080.05/85,768.29
  6. Step 6: Final answer
    x = 66,303.30

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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.