Home / 170,354.94-255,758.52-145,554.36

Finding the Fourth Proportional to 170,354.94, 255,758.52 and 145,554.36

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Solution

The fourth proportional to 170,354.94, 255,758.52 and 145,554.36 is: 218,524.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,354.94 : 255,758.52 = 145,554.36 : x
  2. Step 2: Convert to fraction form
    170,354.94/255,758.52 = 145,554.36/x
  3. Step 3: Cross multiply
    170,354.94x = 255,758.52 × 145,554.36
  4. Step 4: Simplify right side
    170,354.94x = 37,226,767,693.15
  5. Step 5: Solve for x
    x = 37,226,767,693.15/170,354.94
  6. Step 6: Final answer
    x = 218,524.73

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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.