Home / 149,733.70-224,242.48-86,361.70

Finding the Fourth Proportional to 149,733.70, 224,242.48 and 86,361.70

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Solution

The fourth proportional to 149,733.70, 224,242.48 and 86,361.70 is: 129,336.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,733.70 : 224,242.48 = 86,361.70 : x
  2. Step 2: Convert to fraction form
    149,733.70/224,242.48 = 86,361.70/x
  3. Step 3: Cross multiply
    149,733.70x = 224,242.48 × 86,361.70
  4. Step 4: Simplify right side
    149,733.70x = 19,365,962,941.73
  5. Step 5: Solve for x
    x = 19,365,962,941.73/149,733.70
  6. Step 6: Final answer
    x = 129,336.04

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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.