Home / 149,723.70-224,585.55-143,818.80

Finding the Fourth Proportional to 149,723.70, 224,585.55 and 143,818.80

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Solution

The fourth proportional to 149,723.70, 224,585.55 and 143,818.80 is: 215,728.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,723.70 : 224,585.55 = 143,818.80 : x
  2. Step 2: Convert to fraction form
    149,723.70/224,585.55 = 143,818.80/x
  3. Step 3: Cross multiply
    149,723.70x = 224,585.55 × 143,818.80
  4. Step 4: Simplify right side
    149,723.70x = 32,299,624,298.34
  5. Step 5: Solve for x
    x = 32,299,624,298.34/149,723.70
  6. Step 6: Final answer
    x = 215,728.20

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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.