Home / 238,045.49-328,496.95-133,268.15

Finding the Fourth Proportional to 238,045.49, 328,496.95 and 133,268.15

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Solution

The fourth proportional to 238,045.49, 328,496.95 and 133,268.15 is: 183,906.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,045.49 : 328,496.95 = 133,268.15 : x
  2. Step 2: Convert to fraction form
    238,045.49/328,496.95 = 133,268.15/x
  3. Step 3: Cross multiply
    238,045.49x = 328,496.95 × 133,268.15
  4. Step 4: Simplify right side
    238,045.49x = 43,778,180,807.14
  5. Step 5: Solve for x
    x = 43,778,180,807.14/238,045.49
  6. Step 6: Final answer
    x = 183,906.79

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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.