Home / 119,015.50-178,523.91-30,269.07

Finding the Fourth Proportional to 119,015.50, 178,523.91 and 30,269.07

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Solution

The fourth proportional to 119,015.50, 178,523.91 and 30,269.07 is: 45,403.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,015.50 : 178,523.91 = 30,269.07 : x
  2. Step 2: Convert to fraction form
    119,015.50/178,523.91 = 30,269.07/x
  3. Step 3: Cross multiply
    119,015.50x = 178,523.91 × 30,269.07
  4. Step 4: Simplify right side
    119,015.50x = 5,403,752,728.46
  5. Step 5: Solve for x
    x = 5,403,752,728.46/119,015.50
  6. Step 6: Final answer
    x = 45,403.77

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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.