Home / 94,879.45-142,342.53-66,854.24

Finding the Fourth Proportional to 94,879.45, 142,342.53 and 66,854.24

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Solution

The fourth proportional to 94,879.45, 142,342.53 and 66,854.24 is: 100,297.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,879.45 : 142,342.53 = 66,854.24 : x
  2. Step 2: Convert to fraction form
    94,879.45/142,342.53 = 66,854.24/x
  3. Step 3: Cross multiply
    94,879.45x = 142,342.53 × 66,854.24
  4. Step 4: Simplify right side
    94,879.45x = 9,516,201,662.83
  5. Step 5: Solve for x
    x = 9,516,201,662.83/94,879.45
  6. Step 6: Final answer
    x = 100,297.82

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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.