Home / 178,221.28-245,939.24-106,564.08

Finding the Fourth Proportional to 178,221.28, 245,939.24 and 106,564.08

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Solution

The fourth proportional to 178,221.28, 245,939.24 and 106,564.08 is: 147,054.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,221.28 : 245,939.24 = 106,564.08 : x
  2. Step 2: Convert to fraction form
    178,221.28/245,939.24 = 106,564.08/x
  3. Step 3: Cross multiply
    178,221.28x = 245,939.24 × 106,564.08
  4. Step 4: Simplify right side
    178,221.28x = 26,208,288,846.50
  5. Step 5: Solve for x
    x = 26,208,288,846.50/178,221.28
  6. Step 6: Final answer
    x = 147,054.77

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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.