Home / 272,824.29-376,488-151,959.33

Finding the Fourth Proportional to 272,824.29, 376,488 and 151,959.33

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Solution

The fourth proportional to 272,824.29, 376,488 and 151,959.33 is: 209,698.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,824.29 : 376,488 = 151,959.33 : x
  2. Step 2: Convert to fraction form
    272,824.29/376,488 = 151,959.33/x
  3. Step 3: Cross multiply
    272,824.29x = 376,488 × 151,959.33
  4. Step 4: Simplify right side
    272,824.29x = 57,210,864,233.04
  5. Step 5: Solve for x
    x = 57,210,864,233.04/272,824.29
  6. Step 6: Final answer
    x = 209,698.57

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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.