Home / 194,924.80-292,502.40-142,201.60

Finding the Fourth Proportional to 194,924.80, 292,502.40 and 142,201.60

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Solution

The fourth proportional to 194,924.80, 292,502.40 and 142,201.60 is: 213,386.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,924.80 : 292,502.40 = 142,201.60 : x
  2. Step 2: Convert to fraction form
    194,924.80/292,502.40 = 142,201.60/x
  3. Step 3: Cross multiply
    194,924.80x = 292,502.40 × 142,201.60
  4. Step 4: Simplify right side
    194,924.80x = 41,594,309,283.84
  5. Step 5: Solve for x
    x = 41,594,309,283.84/194,924.80
  6. Step 6: Final answer
    x = 213,386.44

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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.