Home / 149,938.59-224,796.78-90,760.26

Finding the Fourth Proportional to 149,938.59, 224,796.78 and 90,760.26

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Solution

The fourth proportional to 149,938.59, 224,796.78 and 90,760.26 is: 136,073.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,938.59 : 224,796.78 = 90,760.26 : x
  2. Step 2: Convert to fraction form
    149,938.59/224,796.78 = 90,760.26/x
  3. Step 3: Cross multiply
    149,938.59x = 224,796.78 × 90,760.26
  4. Step 4: Simplify right side
    149,938.59x = 20,402,614,199.96
  5. Step 5: Solve for x
    x = 20,402,614,199.96/149,938.59
  6. Step 6: Final answer
    x = 136,073.14

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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.