Home / 170,441.40-255,691.80-70,546.80

Finding the Fourth Proportional to 170,441.40, 255,691.80 and 70,546.80

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Solution

The fourth proportional to 170,441.40, 255,691.80 and 70,546.80 is: 105,832.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,441.40 : 255,691.80 = 70,546.80 : x
  2. Step 2: Convert to fraction form
    170,441.40/255,691.80 = 70,546.80/x
  3. Step 3: Cross multiply
    170,441.40x = 255,691.80 × 70,546.80
  4. Step 4: Simplify right side
    170,441.40x = 18,038,238,276.24
  5. Step 5: Solve for x
    x = 18,038,238,276.24/170,441.40
  6. Step 6: Final answer
    x = 105,832.49

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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.