Home / 238,726.98-329,443.35-131,304.30

Finding the Fourth Proportional to 238,726.98, 329,443.35 and 131,304.30

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Solution

The fourth proportional to 238,726.98, 329,443.35 and 131,304.30 is: 181,200.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,726.98 : 329,443.35 = 131,304.30 : x
  2. Step 2: Convert to fraction form
    238,726.98/329,443.35 = 131,304.30/x
  3. Step 3: Cross multiply
    238,726.98x = 329,443.35 × 131,304.30
  4. Step 4: Simplify right side
    238,726.98x = 43,257,328,461.41
  5. Step 5: Solve for x
    x = 43,257,328,461.41/238,726.98
  6. Step 6: Final answer
    x = 181,200.00

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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.