Home / 177,764.64-245,319.06-106,131.30

Finding the Fourth Proportional to 177,764.64, 245,319.06 and 106,131.30

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Solution

The fourth proportional to 177,764.64, 245,319.06 and 106,131.30 is: 146,463.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,764.64 : 245,319.06 = 106,131.30 : x
  2. Step 2: Convert to fraction form
    177,764.64/245,319.06 = 106,131.30/x
  3. Step 3: Cross multiply
    177,764.64x = 245,319.06 × 106,131.30
  4. Step 4: Simplify right side
    177,764.64x = 26,036,030,752.58
  5. Step 5: Solve for x
    x = 26,036,030,752.58/177,764.64
  6. Step 6: Final answer
    x = 146,463.50

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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.