Home / 119,447.24-164,838.42-68,458.86

Finding the Fourth Proportional to 119,447.24, 164,838.42 and 68,458.86

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Solution

The fourth proportional to 119,447.24, 164,838.42 and 68,458.86 is: 94,473.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,447.24 : 164,838.42 = 68,458.86 : x
  2. Step 2: Convert to fraction form
    119,447.24/164,838.42 = 68,458.86/x
  3. Step 3: Cross multiply
    119,447.24x = 164,838.42 × 68,458.86
  4. Step 4: Simplify right side
    119,447.24x = 11,284,650,317.40
  5. Step 5: Solve for x
    x = 11,284,650,317.40/119,447.24
  6. Step 6: Final answer
    x = 94,473.94

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1.5x scale

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.