Home / 149,941.59-224,801.28-90,763.26

Finding the Fourth Proportional to 149,941.59, 224,801.28 and 90,763.26

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Solution

The fourth proportional to 149,941.59, 224,801.28 and 90,763.26 is: 136,077.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,941.59 : 224,801.28 = 90,763.26 : x
  2. Step 2: Convert to fraction form
    149,941.59/224,801.28 = 90,763.26/x
  3. Step 3: Cross multiply
    149,941.59x = 224,801.28 × 90,763.26
  4. Step 4: Simplify right side
    149,941.59x = 20,403,697,024.97
  5. Step 5: Solve for x
    x = 20,403,697,024.97/149,941.59
  6. Step 6: Final answer
    x = 136,077.64

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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.