Home / 158,938.12-238,065.90-149,632.84

Finding the Fourth Proportional to 158,938.12, 238,065.90 and 149,632.84

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Solution

The fourth proportional to 158,938.12, 238,065.90 and 149,632.84 is: 224,127.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,938.12 : 238,065.90 = 149,632.84 : x
  2. Step 2: Convert to fraction form
    158,938.12/238,065.90 = 149,632.84/x
  3. Step 3: Cross multiply
    158,938.12x = 238,065.90 × 149,632.84
  4. Step 4: Simplify right side
    158,938.12x = 35,622,476,724.16
  5. Step 5: Solve for x
    x = 35,622,476,724.16/158,938.12
  6. Step 6: Final answer
    x = 224,127.96

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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.