Home / 228,275.05-314,943.07-131,476.97

Finding the Fourth Proportional to 228,275.05, 314,943.07 and 131,476.97

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Solution

The fourth proportional to 228,275.05, 314,943.07 and 131,476.97 is: 181,394.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,275.05 : 314,943.07 = 131,476.97 : x
  2. Step 2: Convert to fraction form
    228,275.05/314,943.07 = 131,476.97/x
  3. Step 3: Cross multiply
    228,275.05x = 314,943.07 × 131,476.97
  4. Step 4: Simplify right side
    228,275.05x = 41,407,760,566.10
  5. Step 5: Solve for x
    x = 41,407,760,566.10/228,275.05
  6. Step 6: Final answer
    x = 181,394.16

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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.