Home / 191,206.92-263,865.77-106,322.16

Finding the Fourth Proportional to 191,206.92, 263,865.77 and 106,322.16

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Solution

The fourth proportional to 191,206.92, 263,865.77 and 106,322.16 is: 146,724.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,206.92 : 263,865.77 = 106,322.16 : x
  2. Step 2: Convert to fraction form
    191,206.92/263,865.77 = 106,322.16/x
  3. Step 3: Cross multiply
    191,206.92x = 263,865.77 × 106,322.16
  4. Step 4: Simplify right side
    191,206.92x = 28,054,778,483.56
  5. Step 5: Solve for x
    x = 28,054,778,483.56/191,206.92
  6. Step 6: Final answer
    x = 146,724.70

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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.