Home / 177,810.20-245,330.64-108,936.32

Finding the Fourth Proportional to 177,810.20, 245,330.64 and 108,936.32

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Solution

The fourth proportional to 177,810.20, 245,330.64 and 108,936.32 is: 150,303.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,810.20 : 245,330.64 = 108,936.32 : x
  2. Step 2: Convert to fraction form
    177,810.20/245,330.64 = 108,936.32/x
  3. Step 3: Cross multiply
    177,810.20x = 245,330.64 × 108,936.32
  4. Step 4: Simplify right side
    177,810.20x = 26,725,417,104.84
  5. Step 5: Solve for x
    x = 26,725,417,104.84/177,810.20
  6. Step 6: Final answer
    x = 150,303.06

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1.5x scale

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.