Home / 252,928.71-379,434.24-118,127.57

Finding the Fourth Proportional to 252,928.71, 379,434.24 and 118,127.57

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Solution

The fourth proportional to 252,928.71, 379,434.24 and 118,127.57 is: 177,210.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,928.71 : 379,434.24 = 118,127.57 : x
  2. Step 2: Convert to fraction form
    252,928.71/379,434.24 = 118,127.57/x
  3. Step 3: Cross multiply
    252,928.71x = 379,434.24 × 118,127.57
  4. Step 4: Simplify right side
    252,928.71x = 44,821,642,848.83
  5. Step 5: Solve for x
    x = 44,821,642,848.83/252,928.71
  6. Step 6: Final answer
    x = 177,210.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.