Home / 238,802.15-329,544.60-131,372.30

Finding the Fourth Proportional to 238,802.15, 329,544.60 and 131,372.30

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Solution

The fourth proportional to 238,802.15, 329,544.60 and 131,372.30 is: 181,292.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,802.15 : 329,544.60 = 131,372.30 : x
  2. Step 2: Convert to fraction form
    238,802.15/329,544.60 = 131,372.30/x
  3. Step 3: Cross multiply
    238,802.15x = 329,544.60 × 131,372.30
  4. Step 4: Simplify right side
    238,802.15x = 43,293,032,054.58
  5. Step 5: Solve for x
    x = 43,293,032,054.58/238,802.15
  6. Step 6: Final answer
    x = 181,292.47

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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.