Home / 149,940.59-224,799.78-90,762.26

Finding the Fourth Proportional to 149,940.59, 224,799.78 and 90,762.26

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Solution

The fourth proportional to 149,940.59, 224,799.78 and 90,762.26 is: 136,076.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,940.59 : 224,799.78 = 90,762.26 : x
  2. Step 2: Convert to fraction form
    149,940.59/224,799.78 = 90,762.26/x
  3. Step 3: Cross multiply
    149,940.59x = 224,799.78 × 90,762.26
  4. Step 4: Simplify right side
    149,940.59x = 20,403,336,080.30
  5. Step 5: Solve for x
    x = 20,403,336,080.30/149,940.59
  6. Step 6: Final answer
    x = 136,076.14

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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.