Home / 238,559.26-329,212.02-131,126.98

Finding the Fourth Proportional to 238,559.26, 329,212.02 and 131,126.98

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Solution

The fourth proportional to 238,559.26, 329,212.02 and 131,126.98 is: 180,955.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,559.26 : 329,212.02 = 131,126.98 : x
  2. Step 2: Convert to fraction form
    238,559.26/329,212.02 = 131,126.98/x
  3. Step 3: Cross multiply
    238,559.26x = 329,212.02 × 131,126.98
  4. Step 4: Simplify right side
    238,559.26x = 43,168,577,962.30
  5. Step 5: Solve for x
    x = 43,168,577,962.30/238,559.26
  6. Step 6: Final answer
    x = 180,955.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.