Home / 177,790.28-245,363.46-106,173.32

Finding the Fourth Proportional to 177,790.28, 245,363.46 and 106,173.32

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Solution

The fourth proportional to 177,790.28, 245,363.46 and 106,173.32 is: 146,526.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,790.28 : 245,363.46 = 106,173.32 : x
  2. Step 2: Convert to fraction form
    177,790.28/245,363.46 = 106,173.32/x
  3. Step 3: Cross multiply
    177,790.28x = 245,363.46 × 106,173.32
  4. Step 4: Simplify right side
    177,790.28x = 26,051,053,154.89
  5. Step 5: Solve for x
    x = 26,051,053,154.89/177,790.28
  6. Step 6: Final answer
    x = 146,526.87

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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.