Home / 170,844.40-256,296.30-70,949.80

Finding the Fourth Proportional to 170,844.40, 256,296.30 and 70,949.80

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Solution

The fourth proportional to 170,844.40, 256,296.30 and 70,949.80 is: 106,437.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,844.40 : 256,296.30 = 70,949.80 : x
  2. Step 2: Convert to fraction form
    170,844.40/256,296.30 = 70,949.80/x
  3. Step 3: Cross multiply
    170,844.40x = 256,296.30 × 70,949.80
  4. Step 4: Simplify right side
    170,844.40x = 18,184,171,225.74
  5. Step 5: Solve for x
    x = 18,184,171,225.74/170,844.40
  6. Step 6: Final answer
    x = 106,437.03

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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.