Home / 238,071.36-356,955.12-103,062.72

Finding the Fourth Proportional to 238,071.36, 356,955.12 and 103,062.72

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Solution

The fourth proportional to 238,071.36, 356,955.12 and 103,062.72 is: 154,528.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,071.36 : 356,955.12 = 103,062.72 : x
  2. Step 2: Convert to fraction form
    238,071.36/356,955.12 = 103,062.72/x
  3. Step 3: Cross multiply
    238,071.36x = 356,955.12 × 103,062.72
  4. Step 4: Simplify right side
    238,071.36x = 36,788,765,585.13
  5. Step 5: Solve for x
    x = 36,788,765,585.13/238,071.36
  6. Step 6: Final answer
    x = 154,528.31

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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.