Home / 179,880.72-248,456.28-134,760.56

Finding the Fourth Proportional to 179,880.72, 248,456.28 and 134,760.56

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Solution

The fourth proportional to 179,880.72, 248,456.28 and 134,760.56 is: 186,135.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,880.72 : 248,456.28 = 134,760.56 : x
  2. Step 2: Convert to fraction form
    179,880.72/248,456.28 = 134,760.56/x
  3. Step 3: Cross multiply
    179,880.72x = 248,456.28 × 134,760.56
  4. Step 4: Simplify right side
    179,880.72x = 33,482,107,428.32
  5. Step 5: Solve for x
    x = 33,482,107,428.32/179,880.72
  6. Step 6: Final answer
    x = 186,135.05

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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.