Home / 228,165.29-314,870.19-126,185.48

Finding the Fourth Proportional to 228,165.29, 314,870.19 and 126,185.48

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Solution

The fourth proportional to 228,165.29, 314,870.19 and 126,185.48 is: 174,137.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,165.29 : 314,870.19 = 126,185.48 : x
  2. Step 2: Convert to fraction form
    228,165.29/314,870.19 = 126,185.48/x
  3. Step 3: Cross multiply
    228,165.29x = 314,870.19 × 126,185.48
  4. Step 4: Simplify right side
    228,165.29x = 39,732,046,062.84
  5. Step 5: Solve for x
    x = 39,732,046,062.84/228,165.29
  6. Step 6: Final answer
    x = 174,137.12

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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.