Home / 149,949.59-224,813.28-90,771.26

Finding the Fourth Proportional to 149,949.59, 224,813.28 and 90,771.26

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Solution

The fourth proportional to 149,949.59, 224,813.28 and 90,771.26 is: 136,089.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,949.59 : 224,813.28 = 90,771.26 : x
  2. Step 2: Convert to fraction form
    149,949.59/224,813.28 = 90,771.26/x
  3. Step 3: Cross multiply
    149,949.59x = 224,813.28 × 90,771.26
  4. Step 4: Simplify right side
    149,949.59x = 20,406,584,690.33
  5. Step 5: Solve for x
    x = 20,406,584,690.33/149,949.59
  6. Step 6: Final answer
    x = 136,089.63

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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.