Home / 194,479.31-268,455.26-130,854.02

Finding the Fourth Proportional to 194,479.31, 268,455.26 and 130,854.02

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Solution

The fourth proportional to 194,479.31, 268,455.26 and 130,854.02 is: 180,628.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,479.31 : 268,455.26 = 130,854.02 : x
  2. Step 2: Convert to fraction form
    194,479.31/268,455.26 = 130,854.02/x
  3. Step 3: Cross multiply
    194,479.31x = 268,455.26 × 130,854.02
  4. Step 4: Simplify right side
    194,479.31x = 35,128,448,946.00
  5. Step 5: Solve for x
    x = 35,128,448,946.00/194,479.31
  6. Step 6: Final answer
    x = 180,628.20

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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.