Home / 170,069.40-255,104.10-57,876.30

Finding the Fourth Proportional to 170,069.40, 255,104.10 and 57,876.30

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Solution

The fourth proportional to 170,069.40, 255,104.10 and 57,876.30 is: 86,814.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,069.40 : 255,104.10 = 57,876.30 : x
  2. Step 2: Convert to fraction form
    170,069.40/255,104.10 = 57,876.30/x
  3. Step 3: Cross multiply
    170,069.40x = 255,104.10 × 57,876.30
  4. Step 4: Simplify right side
    170,069.40x = 14,764,481,422.83
  5. Step 5: Solve for x
    x = 14,764,481,422.83/170,069.40
  6. Step 6: Final answer
    x = 86,814.45

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1.5x scale

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.