Home / 130,416.50-195,305.71-117,794.62

Finding the Fourth Proportional to 130,416.50, 195,305.71 and 117,794.62

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Solution

The fourth proportional to 130,416.50, 195,305.71 and 117,794.62 is: 176,403.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,416.50 : 195,305.71 = 117,794.62 : x
  2. Step 2: Convert to fraction form
    130,416.50/195,305.71 = 117,794.62/x
  3. Step 3: Cross multiply
    130,416.50x = 195,305.71 × 117,794.62
  4. Step 4: Simplify right side
    130,416.50x = 23,005,961,893.28
  5. Step 5: Solve for x
    x = 23,005,961,893.28/130,416.50
  6. Step 6: Final answer
    x = 176,403.77

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1.5x scale

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.