Home / 248,277.50-342,620.07-135,098.30

Finding the Fourth Proportional to 248,277.50, 342,620.07 and 135,098.30

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Solution

The fourth proportional to 248,277.50, 342,620.07 and 135,098.30 is: 186,434.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,277.50 : 342,620.07 = 135,098.30 : x
  2. Step 2: Convert to fraction form
    248,277.50/342,620.07 = 135,098.30/x
  3. Step 3: Cross multiply
    248,277.50x = 342,620.07 × 135,098.30
  4. Step 4: Simplify right side
    248,277.50x = 46,287,389,002.88
  5. Step 5: Solve for x
    x = 46,287,389,002.88/248,277.50
  6. Step 6: Final answer
    x = 186,434.09

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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.