Home / 149,126.07-224,062.78-140,158

Finding the Fourth Proportional to 149,126.07, 224,062.78 and 140,158

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Solution

The fourth proportional to 149,126.07, 224,062.78 and 140,158 is: 210,588.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,126.07 : 224,062.78 = 140,158 : x
  2. Step 2: Convert to fraction form
    149,126.07/224,062.78 = 140,158/x
  3. Step 3: Cross multiply
    149,126.07x = 224,062.78 × 140,158
  4. Step 4: Simplify right side
    149,126.07x = 31,404,191,119.24
  5. Step 5: Solve for x
    x = 31,404,191,119.24/149,126.07
  6. Step 6: Final answer
    x = 210,588.20

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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.