Home / 149,941.46-224,801.09-90,763.14

Finding the Fourth Proportional to 149,941.46, 224,801.09 and 90,763.14

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Solution

The fourth proportional to 149,941.46, 224,801.09 and 90,763.14 is: 136,077.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,941.46 : 224,801.09 = 90,763.14 : x
  2. Step 2: Convert to fraction form
    149,941.46/224,801.09 = 90,763.14/x
  3. Step 3: Cross multiply
    149,941.46x = 224,801.09 × 90,763.14
  4. Step 4: Simplify right side
    149,941.46x = 20,403,652,803.82
  5. Step 5: Solve for x
    x = 20,403,652,803.82/149,941.46
  6. Step 6: Final answer
    x = 136,077.46

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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.