Home / 66,149.73-98,739.54-56,849.31

Finding the Fourth Proportional to 66,149.73, 98,739.54 and 56,849.31

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Solution

The fourth proportional to 66,149.73, 98,739.54 and 56,849.31 is: 84,857.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,149.73 : 98,739.54 = 56,849.31 : x
  2. Step 2: Convert to fraction form
    66,149.73/98,739.54 = 56,849.31/x
  3. Step 3: Cross multiply
    66,149.73x = 98,739.54 × 56,849.31
  4. Step 4: Simplify right side
    66,149.73x = 5,613,274,718.72
  5. Step 5: Solve for x
    x = 5,613,274,718.72/66,149.73
  6. Step 6: Final answer
    x = 84,857.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.